... utahlite 磷铝石 utility fire益火 utility gas plant 公用煤气厂 ...
双语例句
1
The utility model has reasonable structure, good check valve action and fire prevention action, easy assembly, long service life, stable performance and good effect.
本实用新型结构合理，具有良好的止回阀作用和防火作用，安装 方便，使用寿命长，性能稳定，效果好。
2
The fire pump jointer of the utility model comprises an iron screw cap, a copper ring, and an iron body pump.
本实用新型解决了目前消防水泵接合器中铁螺旋盖和铁制体泵接口处的铜圈容易被盗窃的问题。
3
The utility model discloses a high-altitude fire extinguishing system device structure.