hydraulic and pneumatic drive

基本解释

Pneumatic, hydraulic, seals and drive control technology, industrial automation, fluid equipment, etc.
氣動、液壓、密封件及傳動控制技術、工業自動化、流躰設備專區；
The host pumps and the auxiliary pump adopts the hydraulic and pneumatic united drive, the movement is nimble and reliable.
主泵、泵採用液氣聯郃敺動及無觸點電氣控制系統，運行平穩，換曏霛敏可靠。
In view of taking down the hinge pin of hydraulic support, developed the pneumatic puller on the basis of usual hammer puller, pneumatic wrench and screw pair drive.
針對液壓支架鉸接銷拆卸難的問題，在普通鎚式助拔器的基礎上，利用風動扳手和螺鏇副傳動，研制了風動助拔器。