结论自动液压撑开器有助于外科医生在全膝关节置换的韧带平衡时精确地进行操作。
Conclusion the modified robotized hydraulic tensor can enable the surgeon to properly manage the ligament balance in the total knee arthroplasty.
比较机械式和液压式调速器，电子调速器有其独特的地方，这使得操作人员在调速器出现一些小问题时往往不知所措。
Compared with mechanical or hydraulic speed governors, the electric ones have their own specialty which cause operators not to understand what should be done while they are in trouble a little.
膜片弹簧离合器，液压远距离操作，带气压伺服助力器。
Described the clutch diaphragm spring clutch, hydraulic remote operation, pneumatic servo booster.
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