In return, a single-handed opening and closing isn't a problem.
作为回报,单手打开和关闭是没有问题的。
The pressurization of the servocontrol involves the opening of the pressure-line closing valve (2) and of the return-line closing valve (3).
进行压力伺服控制的正常过程包括,打开压力管路关闭活门和回油管路关闭活门。
The pressurization of the servocontrol involves the opening of the pressure-line closing valve (2) and of the return-line closing valve (3).
进行压力伺服控制的正常过程包括,打开压力管路关闭活门和回油管路关闭活门。
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