首先是一个即压缩或关闭动作。
The first is the one known as compression or the closing motion.
启闭速度是用阀门完成一次开启或关闭动作所需的时间来表示。
The speed of the valve gate is open or closed to complete a move to indicate the time required.
项目工程师也有执行所有动作的权限,虽然关闭动作总是由 I&T 团队执行的。
The project engineer had the right to perform all actions, although closure was always left to the I&T team.
When an action potential is initiated these ion channels go from their closed state to their open state, when they open sodium can now pass through.
当动作电位形成时,离子通道,从关闭状态转到打开状态,当通道打开时,钠离子就可以通过
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