备用排气阀应装配好放在安全的地方。
The spare exhaust valve should be assembled and kept in a safe place.
装配线的安全工作流程和设备的充分利用是非常重要的。
Safe work procedures in the assembly, and general use of apparatus is important.
本实用新型结构简单而且安全可靠，装配维修方便，轮轴寿命大大提高。
The utility model has the advantages of simple structure, convenient maintenance and long service life.
本实用新型结构简单而且安全可靠，装配维修方便，轮轴寿命大大提高。
The utility model has the advantages of simple structure, convenient maintenance and long service life.
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