Are cargo tank relief valves set correctly and actual relief valve Settings clearly and visibly displayed?

货舱安全阀的设定位置是否正确，安全阀实际定位的显示是否清楚和直观？

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A travel point pressure switch (8.1) is arranged on the two-position five-way valve (8) and arranged at the bottom of the vehicle body or the cargo tank body.

两位五通阀（8）上有行程点压开关（8.1），行程点压 开关（8.1）置于汽车车厢或货罐体底部。

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A travel point pressure switch (8.1) is arranged on the two-position five-way valve (8) and arranged at the bottom of the vehicle body or the cargo tank body.

两位五通阀（8）上有行程点压开关（8.1），行程点压 开关（8.1）置于汽车车厢或货罐体底部。

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