代理經(jīng)銷博世BOSCH力士樂rexroth電磁閥、電液換向閥、比例方向閥、電磁流量閥、安全溢流閥、單向節(jié)流閥、管式單向閥、比例伺服閥、壓力繼電器、電子放大器、比例放大板；力士樂博世齒輪泵、軸向柱塞泵、葉片油泵等全系列工業(yè)液壓閥泵 常年備用現(xiàn)貨 
凡是貨品貨期為現(xiàn)貨承諾48小時(shí)內(nèi)發(fā)貨，付款方式：合作貨到物流代收貨款保障新客戶資金安全；售后無(wú)憂：產(chǎn)品質(zhì)保均按設(shè)備生產(chǎn)廠商全國(guó)聯(lián)保售后。

型號(hào) 4WRPH 和 4WRPEH 
高頻響方向閥，直動(dòng)式，帶電位反饋

規(guī)格6和10 
安裝面按DIN 24340 A型和ISO 4401 
控制流量的方向和大小 
用于位置、速度和壓力的閉環(huán)控制 
通過控制電磁鐵觸發(fā) 
通過感應(yīng)位置檢測(cè)器對(duì)控制滑閥進(jìn)行位置傳感 
集成電控器（OBE），用于4WRPEH 
特性曲線帶或不帶變化 
R901101316    4WRPH6C3B12L-1X/G24Z4/V
0811J04035    4WRPH6C3B24L-2X/G24Z4/M
0811A04042    4WRPH6C3B04P-2X/G24Z4/M
0811A04041    4WRPH6C3B02L-2X/G24Z4/M
0811A04039    4WRPH6C4B40L-2X/G24Z4/M
0811A04036    4WRPH6C3B40L-2X/G24Z4/M
0811A04035    4WRPH6C3B24L-2X/G24Z4/M
0811A04034    4WRPH6C3B12L-2X/G24Z4/M
0811A04033    4WRPH6C3B04L-2X/G24Z4/M
0811404902    4WRPH10C3B100L-2X/G24K0/M-750
0811404901    4WRPH10C1B100L-2X/G24K0/M-750
0811404520    4WRPH6C3B24L-2X/G24K0/M-784
0811404515    4WRPH6C4B02L-2X/G24Z4/M
0811404179    4WRPH6C3B12L-2X/G24K0/M-784
0811404177    4WRPH6XB12L-2X/G24K0/M-843
0811404175    4WRPH6XB40L-2X/G24Z4/M-842
0811404174    4WRPH6C3B40L-2X/G24Z4/M-561
0811404172    4WRPH6CB25P-2X/G24Z4/M
0811404171    4WRPH6C4B40L-2X/G24K0/M-750
0811404170    4WRPH6C3B40L-2X/G24K0/M-750
0811404169    4WRPH6C3B24L-2X/G24K0/M-750
0811404167    4WRPH6C4B24L-2X/G24K0/M-750
0811404166    4WRPH6XB12L-2X/G24Z4/M-842
0811404164    4WRPH6C3B24L-2X/G24Z4/M-561
0811404163    4WRPH6XB24L-2X/G24Z4/M-842
0811404162    4WRPH6C1B40P-2X/G24Z4/M
0811404161    4WRPH6C3B12L-2X/G24Z4/M-561
0811404160    4WRPH6C4B04L-2X/G24Z4/M
0811404132    4WRPH6C3B04L-1X/G24Z4/V
0811404130    4WRPH6CB40L-2X/G24Z4/M-859
0811404129    4WRPH6CB40L-2X/G24Z4/M-855
0811404128    4WRPH6CB24L-2X/G24Z4/M-855
0811404122    4WRPH6C3B04L-1X/G24Z4/M
0811404118    4WRPH6C4B24L-1X/G24Z4/M
0811404113    4WRPH6C3B40L-1X/G24Z4/M
0811404112    4WRPH6C4B12L-1X/G24Z4/M
0811404111    4WRPH6C3B12L-1X/G24Z4/M
0811404106    4WRPH6C3B24L-1X/G24Z4/M
0811404089    4WRPH10C1B100P-2X/G24K0/M-750
0811404088    4WRPH10C4B100P-2X/G24K0/M-750
0811404079    4WRPH10C5B100P-2X/G24Z4/M
0811404078    4WRPH10C1B100P-2X/G24Z4/M
0811404076    4WRPH10C1B100L-2X/G24Z4/M
0811404069    4WRPH10C4B100L-2X/G24K0/M-750
0811404068    4WRPH10C3B120L-2X/G24Z4/M
0811404067    4WRPH10C1B50P-2X/G24Z4/M
0811404065    4WRPH10C4B100P-2X/G24Z4/M
0811404064    4WRPH10C4B50P-2X/G24Z4/M
0811404063    4WRPH10C3B100P-2X/G24Z4/M
0811404062    4WRPH10C3B50P-2X/G24Z4/M
0811404061    4WRPH10C4B100L-2X/G24Z4/M
0811404060    4WRPH10C4B50L-2X/G24Z4/M
0811404059    4WRPH10C3B100L-2X/G24Z4/M
0811404058    4WRPH10C3B50L-2X/G24Z4/M
0811404048    4WRPH6C4B15P-2X/G24Z4/M
0811404047    4WRPH6C3B15P-2X/G24Z4/M
0811404046    4WRPH6C4B40P-2X/G24Z4/M
0811404045    4WRPH6C4B25P-2X/G24Z4/M
0811404044    4WRPH6C3B40P-2X/G24Z4/M
0811404043    4WRPH6C3B25P-2X/G24Z4/M
0811404042    4WRPH6C3B04P-2X/G24Z4/M
0811404041    4WRPH6C3B02L-2X/G24Z4/M
0811404040    4WRPH6KB50P-2X/G24Z4/M
0811404039    4WRPH6C4B40L-2X/G24Z4/M
0811404038    4WRPH6C4B24L-2X/G24Z4/M
0811404037    4WRPH6C4B12L-2X/G24Z4/M
0811404036    4WRPH6C3B40L-2X/G24Z4/M
0811404035    4WRPH6C3B24L-2X/G24Z4/M
0811404034    4WRPH6C3B12L-2X/G24Z4/M
0811404033    4WRPH6C3B04L-2X/G24Z4/M
0811404032    4WRPH6KB50L-2X/G24Z4/M
0811404122    4WRPH6C3B04L-1X/G24Z4/M
0811404079    4WRPH10C5B100P-2X/G24Z4/M
0811404063    4WRPH10C3B100P-2X/G24Z4/M
0811404061    4WRPH10C4B100L-2X/G24Z4/M
0811404060    4WRPH10C4B50L-2X/G24Z4/M
0811404059    4WRPH10C3B100L-2X/G24Z4/M
0811404046    4WRPH6C4B40P-2X/G24Z4/M
0811404043    4WRPH6C3B25P-2X/G24Z4/M
0811404038    4WRPH6C4B24L-2X/G24Z4/M
0811404037    4WRPH6C4B12L-2X/G24Z4/M
0811404035    4WRPH6C3B24L-2X/G24Z4/M
0811404034    4WRPH6C3B12L-2X/G24Z4/M

R901136861    4WRPEH6C4B40L-2X/G24K0/F1V
R901094403    4WRPEH6C3B04L-2X/G24K0/F1M-885
R901129227    4WRPEH6CB04L-2X/G24K0/F1V
R901121806    4WRPEH10C3B50P-2X/G24K0/F1M
R901119611    4WRPEH6C3B08L-2X/G24K0/F1V
R901114917    4WRPEH6CB24L-2X/G24K0/F1M
R901094403    4WRPEH6C3B04L-2X/G24K0/F1M-885
0811J04602    4WRPEH6C3B24L-2X/G24K0/A1M
0811J04601    4WRPEH6C3B12L-2X/G24K0/A1M
0811A04633    4WRPEH6C3B24L-2X/G24K0/F1M
0811A04632    4WRPEH6C3B12L-2X/G24K0/F1M
0811A04631    4WRPEH6C3B04L-2X/G24K0/F1M
0811A04629    4WRPEH6C3B02L-2X/G24K0/A1M-817
0811A04625    4WRPEH6C3B04L-2X/G24K0/A1M-841
0811A04624    4WRPEH6C3B08L-2X/G24K0/A1M-841
0811A04617    4WRPEH6C3B12L-2X/G24K0/A1M-817
0811A04616    4WRPEH6C3B04L-2X/G24K0/A1M-817
0811A04615    4WRPEH6C3B12L-2X/G24K0/A1M-818
0811A04614    4WRPEH6C3B04L-2X/G24K0/A1M-818
0811A04609    4WRPEH6C3B40L-2X/G24K0/A1M-816
0811A04608    4WRPEH6C3B12L-2X/G24K0/A1M-816
0811A04607    4WRPEH6C3B04L-2X/G24K0/A1M-816
0811A04606    4WRPEH6C3B02L-2X/G24K0/A1M-816
0811A04605    4WRPEH6C3B04P-2X/G24K0/A1M
0811A04603    4WRPEH6C3B40L-2X/G24K0/A1M
0811A04602    4WRPEH6C3B24L-2X/G24K0/A1M
0811A04601    4WRPEH6C3B12L-2X/G24K0/A1M
0811A04600    4WRPEH6C3B04L-2X/G24K0/A1M
0811A04527    4WRPEH6CB12L-2X/G24K0/A1M
1817414343    4WRPEH6C3B04L-2X/G24K0/F1M-816
0811404879    4WRPEH10C3B100L-2X/G24K0/A1M-844
0811404827    4WRPEH10C5B100P-2X/G24K0/A1M
0811404826    4WRPEH10C5B50P-2X/G24K0/A1M
0811404825    4WRPEH10C4B100P-2X/G24K0/A1M
0811404824    4WRPEH10C4B50P-2X/G24K0/A1M
0811404823    4WRPEH10C3B100P-2X/G24K0/A1M
0811404822    4WRPEH10C3B50P-2X/G24K0/A1M
0811404821    4WRPEH10C1B100L-2X/G24K0/A1M
0811404820    4WRPEH10C1B50L-2X/G24K0/A1M
0811404819    4WRPEH10C3B50L-2X/G24K0/F1M
0811404817    4WRPEH10C3B100L-2X/G24K0/F1M
0811404816    4WRPEH10CB50P-2X/G24K0/F1M
0811404813    4WRPEH10C3B100L-2X/G24K0/B5M
0811404812    4WRPEH10C4B50L-2X/G24K0/B5M
0811404809    4WRPEH10CB100L-2X/G24K0/A1M
0811404808    4WRPEH10C3B50L-2X/G24K0/B5M
0811404807    4WRPEH10C4B100L-2X/G24K0/A1V
0811404806    4WRPEH10CB100L-2X/G24K0/F1M
0811404803    4WRPEH10C4B100L-2X/G24K0/A1M
0811404802    4WRPEH10C4B50L-2X/G24K0/A1M
0811404801    4WRPEH10C3B100L-2X/G24K0/A1M
0811404800    4WRPEH10C3B50L-2X/G24K0/A1M
0811404765    4WRPEH10CB50L-2X/G24K0/F1M
0811404764    4WRPEH10CB50L-2X/G24K0/A1M
0811404763    4WRPEH10C1B100L-2X/G24K0/F1M
0811404761    4WRPEH10C4B100L-2X/G24K0/F1M
0811404760    4WRPEH10C4B50L-2X/G24K0/F1M
0811404759    4WRPEH10C5B100L-2X/G24K0/F1M
0811404757    4WRPEH10C5B100L-2X/G24K0/A1M
0811404756    4WRPEH10C5B50L-2X/G24K0/A1M
0811404749    4WRPEH6C5B40L-2X/G24K0/F1M
0811404746    4WRPEH6C5B40L-2X/G24K0/A1M
0811404744    4WRPEH6C3B02L-2X/G24K0/A1M
0811404743    4WRPEH6CB24L-2X/G24K0/B5M
0811404741    4WRPEH6CB04L-2X/G24K0/A1M
0811404738    4WRPEH6C1B40L-2X/G24K0/A1M
0811404735    4WRPEH6C3B40L-2X/G24K0/B5M
0811404648    4WRPEH6C5B40P-2X/G24K0/A1M
0811404647    4WRPEH6C4B40P-2X/G24K0/A1M
0811404646    4WRPEH6C4B25P-2X/G24K0/A1M
0811404645    4WRPEH6C4B15P-2X/G24K0/A1M
0811404644    4WRPEH6C3B40P-2X/G24K0/A1M
0811404643    4WRPEH6C3B25P-2X/G24K0/A1M
0811404642    4WRPEH6C3B15P-2X/G24K0/A1M
0811404641    4WRPEH6C4B02L-2X/G24K0/A1M
0811404640    4WRPEH6CB40L-2X/G24K0/F1M
0811404638    4WRPEH6C4B40L-2X/G24K0/A1V
0811404637    4WRPEH6C3B40P-2X/G24K0/B5M
0811404635    4WRPEH6C3B25P-2X/G24K0/B5M
0811404632    4WRPEH6C3B12L-2X/G24K0/F1M
0811404631    4WRPEH6C3B04L-2X/G24K0/F1M
0811404628    4WRPEH6K3B50P-2X/G24K0/A1M
0811404627    4WRPEH6C3B04P-2X/G24K0/A1M-561
0811404626    4WRPEH6C3B15P-2X/G24K0/B5M
0811404623    4WRPEH6C4B12L-2X/G24K0/B5M
0811404622    4WRPEH6C3B24L-2X/G24K0/B5M
0811404621    4WRPEH6C3B04L-2X/G24K0/B5M
0811404620    4WRPEH6XB24L-2X/G24K0/A1M-743
0811404613    4WRPEH6C4B40L-2X/G24K0/A1M
0811404612    4WRPEH6C4B24L-2X/G24K0/A1M
0811404611    4WRPEH6C4B12L-2X/G24K0/A1M
0811404610    4WRPEH6C4B04L-2X/G24K0/A1M
0811404605    4WRPEH6C3B04P-2X/G24K0/A1M
0811404603    4WRPEH6C3B40L-2X/G24K0/A1M
0811404602    4WRPEH6C3B24L-2X/G24K0/A1M
0811404601    4WRPEH6C3B12L-2X/G24K0/A1M
0811404600    4WRPEH6C3B04L-2X/G24K0/A1M
0811404559    4WRPEH10C4B50P-2X/G24K0/F1M
0811404538    4WRPEH6C3B40L-2X/G24K0/A1V
0811404537    4WRPEH6C4B02L-2X/G24K0/F1M
0811404527    4WRPEH6CB12L-2X/G24K0/A1M
0811404526    4WRPEH6C3B02L-2X/G24K0/F1M
0811404525    4WRPEH6C1B24L-2X/G24K0/F1M
0811404368    4WRPEH6C3B12P-2X/G24K0/A1M-854
0811404366    4WRPEH6CB08P-2X/G24K0/A1M
0811404363    4WRPEH6CB25P-2X/G24K0/A1M-303
0811404359    4WRPEH6CB25P-2X/G24K0/A1M
0811404357    4WRPEH6C3B04L-2X/G24K0/A1V
0811404355    4WRPEH6CB24L-2X/G24K0/A1M
0811404354    4WRPEH6C1B40L-2X/G24K0/F1M
0811404353    4WRPEH6C4B40L-2X/G24K0/F1M
0811404352    4WRPEH6C4B24L-2X/G24K0/F1M
0811404351    4WRPEH6C4B12L-2X/G24K0/F1M
0811404350    4WRPEH6C4B04L-2X/G24K0/F1M
0811404819    4WRPEH10C3B50L-2X/G24K0/F1M
0811404803    4WRPEH10C4B100L-2X/G24K0/A1M
0811404802    4WRPEH10C4B50L-2X/G24K0/A1M
0811404801    4WRPEH10C3B100L-2X/G24K0/A1M
0811404749    4WRPEH6C5B40L-2X/G24K0/F1M
0811404746    4WRPEH6C5B40L-2X/G24K0/A1M
0811404644    4WRPEH6C3B40P-2X/G24K0/A1M
0811404643    4WRPEH6C3B25P-2X/G24K0/A1M
0811404613    4WRPEH6C4B40L-2X/G24K0/A1M
0811404612    4WRPEH6C4B24L-2X/G24K0/A1M
0811404611    4WRPEH6C4B12L-2X/G24K0/A1M
0811404603    4WRPEH6C3B40L-2X/G24K0/A1M
0811404602    4WRPEH6C3B24L-2X/G24K0/A1M
0811404601    4WRPEH6C3B12L-2X/G24K0/A1M
0811404537    4WRPEH6C4B02L-2X/G24K0/F1M
0811404354    4WRPEH6C1B40L-2X/G24K0/F1M
0811404353    4WRPEH6C4B40L-2X/G24K0/F1M
0811404351    4WRPEH6C4B12L-2X/G24K0/F1M

型號(hào) 5WRP 和 5WRPE 
高頻響方向閥，直動(dòng)式，帶電位反饋

規(guī)格10 
安裝面按DIN 24340 A型和ISO 4401 
流量控制P – A / A – T 
閉環(huán)速度和壓力控制的應(yīng)用 
由控制電磁鐵觸發(fā) 
通過感應(yīng)電位檢測(cè)器對(duì)控制閥芯進(jìn)行位置感應(yīng) 
集成電控器（OBE），用于5WRPE 
線性特性曲線 
0811J02114    5WRPE10F1B70L-2X/G24K0/B5M
0811A02114    5WRPE10F1B70L-2X/G24K0/B5M
0811402113    5WRP10F1B70L-2X/G24Z4/M
0811402112    5WRPE10F1B70L-2X/G24K0/B5M-754
0811402107    5WRPE10F1B70L-2X/G24K0/A1M
0811402106    5WRP10F1B70L-2X/G24Z4/M-754

型號(hào) 4WRREH 
高頻響方式閥，直動(dòng)式，帶電位反饋

規(guī)格6 
安裝面按DIN 24340 A 型和ISO 4401 
控制流量的方向和大小 
用于閉環(huán)控制，動(dòng)能大 
通過雙行程控制電磁鐵觸發(fā) 
通過感應(yīng)位置監(jiān)測(cè)器對(duì)控制閥芯進(jìn)行位置感應(yīng) 
集成電控器（OBE） 
特性曲線可帶或不帶變化 
0811A04723    4WRREH6VB8L-1X/G24K0/B5M
0811A04722    4WRREH6VB12L-1X/G24K0/B5M
0811A04721    4WRREH6VB24L-1X/G24K0/B5M
0811A04720    4WRREH6VB40L-1X/G24K0/B5M
0811404734    4WRREH6VB4L-1X/G24K0/B5M
0811404733    4WRREH6VB25P-1X/G24K0/B5M-847
0811404729    4WRREH6VB15P-1X/G24K0/B5M-847
0811404727    4WRREH6VB40P-1X/G24K0/B5M
0811404726    4WRREH6VB25P-1X/G24K0/B5M
0811404725    4WRREH6VB15P-1X/G24K0/B5M
0811404723    4WRREH6VB8L-1X/G24K0/B5M
0811404722    4WRREH6VB12L-1X/G24K0/B5M
0811404721    4WRREH6VB24L-1X/G24K0/B5M
0811404720    4WRREH6VB40L-1X/G24K0/B5M
0811404720    4WRREH6VB40L-1X/G24K0/B5M

型號(hào) 4WRP, 4WRPE 和 4WRP(E)H 
高頻響方式閥，直動(dòng)式，帶電位反饋

規(guī)格6和10 
安裝面按DIN ISO 4401（4WRP型，規(guī)格為10的另有L油口） 
正遮蓋 
集成電控器（OBE），用于4WRPE型 
4WRPH型的閥芯和套筒有伺服功能 
用于電液控制器 

型號(hào) 4WRSE and 4WRSEH 
高頻響方式閥，直動(dòng)式，帶集成電控器（OBE）

規(guī)格6和10 
安裝面按DIN 24340 A型和ISO 4401 
可控制位置和速度 
帶±10 V和4 至20 mA接口的集成電控器（OBE） 
4WRSEH型的閥芯和套筒有伺服功能 

型號(hào) 4WRPNH 
高頻響方式閥，帶集成軸控器和總線接口

規(guī)格6和10 
集成數(shù)字控功能用于(IAC-R)： 
流量控制 
位置控制 
壓力控制 
P/Q功能 
可在位置/壓力和位置/動(dòng)力控制間轉(zhuǎn)換 
NC功能 
指令和真實(shí)值的模擬和數(shù)字接口 
4個(gè)模擬傳感器(±10 V或4至20 mA)或者 
1個(gè)長(zhǎng)度測(cè)量系統(tǒng)（1Vss or SSI） 和2個(gè)模擬傳感器 
總線連接 
CAN線，CANopen協(xié)議DS408 
Profibus-DP V0/V1 
通過PC和啟動(dòng)軟件進(jìn)行快速啟動(dòng) 
博世Bosch Rexroth力士樂上海優(yōu)勢(shì)供應(yīng)閥系列產(chǎn)品如下：
力士樂Rexroth電磁閥，力士樂Rexroth比例閥，力士樂Rexroth溢流閥，力士樂Rexroth調(diào)節(jié)閥，力士樂Rexroth液壓閥，Rexroth solenoid valve ,力士樂換向閥，博世電磁閥，Bosch電磁閥，Bosch液壓閥，Bosch氣動(dòng)閥，Bosch Rexroth液壓元件，力士樂Rexroth節(jié)流閥，Bosch Rexroth力士樂截止閥，Bosch博世 Rexroth單向閥，Bosch Rexroth流量閥，Bosch Rexroth比例溢流閥，博世力士樂換向閥，Bosch博世力士樂Rexroth壓力閥，Bosch博世Rexroth力士樂比例閥，比例閥, Bosch博世Rexroth力士樂高頻響閥和伺服閥，Bosch博世Rexroth力士樂先導(dǎo)式比例方向閥，Bosch博世Rexroth力士樂直動(dòng)式比例方向閥，力士樂比例流量控制閥，博世力士樂高頻響方式閥，博世力士樂伺服閥，力士樂Rexroth比例減壓閥,Bosch博世Rexroth力士電子元件,力士樂Bosch Rexroth開關(guān)閥，力士樂Bosch Rexroth方向滑閥，力士樂Bosch減壓閥，力士樂Bosch Rexroth方流量控制閥，力士樂Bosch Rexroth方截止閥-梭閥，力士樂Bosch Rexroth壓力截止閥，力士樂Rexroth插裝閥，力士樂Rexroth壓力截止閥，力士樂Rexroth控制閥塊。

博世Bosch Rexroth力士樂上海優(yōu)勢(shì)供應(yīng)泵系列產(chǎn)品如下
博世力士樂Rexroth軸向柱塞泵，博世力士樂Rexroth徑向柱塞泵，博世力士樂Rexroth聯(lián)泵，博世力士樂Rexroth內(nèi)嚙合齒輪泵，力士樂Rexroth外嚙合齒輪泵，博世Bosch Rexroth力士樂葉片泵，博世Bosch Rexroth力士樂變量泵，博世Bosch Rexroth力士樂定量泵

 
 德國(guó)博世力士樂Bosch Rexroth液壓氣動(dòng)元件 、德國(guó)博世力士樂Bosch Rexroth電磁換向閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth軸向柱塞泵液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth齒輪泵液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth葉片泵液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth溢流閥、德國(guó)博世力士樂Bosch Rexroth節(jié)流閥、德國(guó)博世力士樂Bosch Rexroth壓力開關(guān)、德國(guó)博世力士樂Bosch Rexroth安全閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth插裝閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth充液閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth單向閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth方向閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth蓋板液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth減壓閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth節(jié)流閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth截止閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth冷卻器液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth流量閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth升降閥液壓氣動(dòng)元件、德國(guó)博世力士樂Bosch Rexroth順序閥液壓氣動(dòng)元件等。