真空阀开启以补充空气。

The vacuum valve opens to admit air.

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真空阀开启以补充空气。

The vacuum valve opens to admit air .

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空气排除器安装在空气自然聚集处，排除器能够自动开启以排除空气，并在水通过时自动关闭。

Air exclusion is a natural gathering place installed in the air exclusion can automatically turn on to exclude air and automatically shut down when the water passes through.

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It can also happen in other ways, it could be a G-protein coupled receptor which we talked about last time, which indirectly activates another ion channel to start the electrical signal.

还可以有其他方式,可以通过G蛋白偶联受体,这我们上次谈过,它可以间接激活,另一个离子通道以开启电信号

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