I remember I had a garden hose on the lawn and I would open the faucet and the garden hose would start to snake backwards. Why?
比如为什么你打开花园草坪上,水管的龙头,水管就会,向后蛇行呢?
Open vent needle valve and bleed air from hose. Then close vent valve.
开启排气针形阀,并从软管排放空气。然后关闭排气阀。
Or, another way of saying it is, I'm going to open up the fire hose a little bit today.
也就是说,今天我会把水龙头,稍微多拧开一点。
Or, another way of saying it is, I'm going to open up the fire hose a little bit today.
也就是说,今天我会把水龙头,稍微多拧开一点。
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