At least two remote water gauges should be installed in the control chamber. A clear mark should be made at the highest and lowest safe water line, which each remote water gauge runs as regulated.

控制室内至少装两个可靠的远传水位表，每个远传水位表在运行规程规定的最低、最高安全水位刻度处应有明显的标记。

youdao

The situation of rolled steel product's gauge of AISC is investigated systematically. The gauge, package quality and mark of rolled steel product being investigated are introduced.

对鞍钢钢材定尺状况做了系统调查，介绍了调查到的钢材定尺情况和钢材包装质量情况及钢材包装标志情况；

youdao

The mark is one that economists use to gauge whether the labor market is improving.

FORBES: Stocks Open Higher As Jobless Claims Fall

The artwork in Banbury station was painted to mark the 150th anniversary of Isambard Kingdom Brunel's broad gauge railway.

BBC: Banbury train station mural to go under coffee shop plans

The animal's reaction to their reflection is used as a gauge of their self-awareness, based on whether they inspect the mark on their own body, or react as if it does not appear on themselves.

BBC: Robot learns to recognise itself in mirror