equalizing line的用法和样例：
例句
- All pressure instruments shall have a vent valve to provide the capability of depressurizing the sensing line after the block valve is closed.
所有压力仪表应配备一个排气阀，以便在截止阀关闭后能够使导压管泄压。 - The splice piece shall be cut to length and secured to the bundle on one of the main runs to allow easy field installation across the splice line.
按相应长度切断拼接件并将管束固定在一根主要导压管上，这样可以方便地通过拼接管线进行现场安装。
