粗大浓稠硕大噗嗤噗嗤h,精品人妻码一区二区三区,国产av无码专区亚洲精品,日韩a片无码毛片免费看小说

福建威格士液壓設備

威格士柱塞泵PVH131QPC-RF-13S-10-CM7-31比較快

威格士柱塞泵PVH074R02AA10A250000001001AB010A求購

PVH131QIC-RBM-16S-11-C25VT18-31。    PVB5-FRSY-40-CV-12-JA。    PVB5-FRSY-40-CCG-11-JA。   

PVB45-FLSF-20-CVP-11-PRC。    PVBQA20-RSFW-22-CC-11-PRC。    PVH131R13AF30A250000002002AE010A。  

PVH131L12AF30A250000002001AB010A。    PVH131C3-RM-13S-11-C25T4-31。    PVH63QIC-RM-1S-11-C25-31。  

變量行程短泵的變量是在變量柱塞和限位柱塞作用下，改變定子的偏心距實現(xiàn)的，而定于的偏心距為5-9mm根據(jù)排量大小不同，變量行程很短

PVH131R03AF30E252012001AJ1AA010A。    PVB45。    PVH098R01AJ30A250000001001AB010A??。  

PVB5-FRSY-31-CCDH-12-JA。    PVH131R16AF30B252000001AM100010A。    PVH141R13AF30A230000002001AA010A??。  

PVH057R02AA10A250000001001AA010A。    PVB5-FRSY-30-CV-11-JA。    PVH057R02AA10A250000001001AA010A??。  

8、本項目不接受聯(lián)合體投標

PVH131QIC-RF-13S-10-C25V-31。    PVH131R03AF30J002000BD1002AE010A。    PVH131L03AF30E252015001001AA010A。  

PVH131R12AF30E252013001AD2AA010A。    PVH131R02AF30A25000000100100010A。    PVM098ER09GS04AAA28000000A0A。  

PVM045ER05CS02AAC28200000A0A。    PVH131R13AF30B25200000200100010A??。    PVH98QIC-RF-2S-10-C25V-31。  

由于柱塞閥在進行節(jié)流，換向，溢流時，使閥體內(nèi)液流的流量，方向以及背壓發(fā)生種種變化，導致閥件及管道的壁面產(chǎn)生振動，從而產(chǎn)生噪聲