open close

What time does the post office open ( close )?

邮局什么时候开门 ( 关门 )?

to open/close the shutters

打开 / 关上护窗

Body and plug seats protected from line media in open-close positions.

在开启 - 关闭位置,可防止管路流体介质进入阀体和阀塞阀座内.

Electric Actuator-An electromechanical device used to actuate ( open, close, or modulate ) a valve.

电动执行器 - 用来驱动 ( 开启, 关闭, 或调节 ) 阀门的电气机械装置.

What time does the department store open ( close )?

百货公司什么时候开 ( 关 ) 门?

The doors open and close automatically.

这些门自动开关。

Rising Stem ? easily visible open-close indication.

明杆 - 易于观察开启 - 关闭状态.

Mr Morfin's room being close at hand and empty, and the door wide open, they moved thither by one accord: the passage being seldom free from someone passing to or fro.

莫芬先生的房间就在近旁，里面没有人，门敞开着；他们就不约而同地向里面走去，因为走廊里是难得让人自由来回经过的。

Open-close position indicator. LimIt'switches for remote indication.

开启 - 关闭位置指示器. 适用于远程指示的限制开关.

Did a new hairdressing shop open close by?

附近是不是新开了一家理发店？

Using data which were measured from H S wavefront sensor of an AO system, power spectra density ( PSD) was calculated and compared between open loop and close loop conditions.

用H－S波前探测器得到校正前后波前相位时间功率谱，分析了自适应光学控制系统对大气湍流扰动波前的时域校正效果。

The Open-Close operation is a fundamental operation in mathematical morphology.

形态学开、闭运算以腐蚀和膨胀为基础.

Stub acme thread on stem provides rapid open-close operation.

阀杆上的短梯形螺纹适用于快速启闭操作.

What time does open close?

这什么时候开门煳结束?

Rising Stem – makes for easy visibility for open-close indications.

明杆(升杆)-使得开启关闭指示器处于容易看到的位置.