In the boiler room trench should have cover board at the ground level.

锅炉房内沟道上应有与地面平齐的盖板。

Full install the cover board removed during installation, wiring and testing.

重新安装在安装、接线和试验期间拆除的盖板。

Acid fog pollution question has been solved effectively by flocked exhaust system with moving cover board.

采用活动式盖板密封排气系统有效地解决了酸雾污染问题。

While assembling the utility model, the structure prevents locating errors and reverse cover board arrangement.

在装配产品时, 该结构也能起到定位防错作用,防止盖板位置装反.

With thickening oil - tank cover - board, it makes acting noise of oil pump and solenoid valve smaller.

加厚的油箱盖板使油泵和电磁阀的动作噪音更小.