Gate keeps closely movement with gate when opening and closing, makes valve open and close stability and cuts off the media, and so on.
在关闭和开启过程中阀座跟闸板一直紧贴运动，使得阀门启闭力稳定，并且具有切断介质等特点。
Mathematic analysis is a course of studying function by limit method with dialectical closing thought of movement as its basic idea and limit theory as its basic tool.
《数学分析》是用极限方法研究函数性态的一门课程，其基本思想是运动辩证的逼近思想，基本工具是极限理论。
Opening-closing is a basic form of the Earth's movement and opening-closing tectonics is a basic tectonics in geological evolution.
开合运动是地球运动的基本形式，开合构造是地质演化的基本构造。
The harmonic screw type valve is driven by the double wave harmonic screw. It can transform circle movement to line movement for the closing and opening of the valve.
谐波螺旋式阀门采用双波谐波螺旋传动，实现由圆周运动向直线运动的转化，实现阀门的启闭。
The left and the right supporting arms can engage with each other through external teeth in order to realize the movement of opening and closing.
左支臂和右支臂可通过外齿咬合使其实现展开或闭合的动作。
Through using movement function library in a motion-controlled card, this software realizes the control of the motor sever in closing loop state.
通过调用运动控制卡中的运动函数库，在闭环控制状态下实现对伺服电机的控制。
Charges for outbound movement and closing services should be paid to the freight forwarder before exhibits leave China.
请在展品离开中国前支付给运输代理出馆、以及回运的费用。
Charges for outbound movement and closing services should be paid to the freight forwarder before exhibits leave China.
请在展品离开中国前支付给运输代理出馆、以及回运的费用。
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