Therefore there is an HP stamped on the preferred direction of the valve that stands for HIGH PRESSURE.

因此，在优先定向阀门上具有HP标志，用于表示高压。

youdao

Therefore there is an HP stamped on the preferred direction of the valve that stands for HIGH PRESSURE.

因此，在优先定向阀门上具有HP标志，用于表示高压。

youdao