Note: Elevated service temperatures require system pressure de-rating .

注：随着系统温度的提高，系统压力等级将随之降低。

youdao

NOTE: Valves have individual pressure ratings and do not require de-rating for threaded connections.

注意：每个阀门有各自的压力等级，不需要为其螺纹连接而降低压力等级。

youdao

At this stage, the inflation problem is not yet large enough to significantly shake confidence in emerging markets and cause a de-rating of these markets, but the risks are rising.

现阶段，通胀问题还没有大到足以显著动摇新兴市场的信心并导致这些市场的评级降低，但其风险却也正在增加。

youdao

However, Mr Farren said "sensitive issues" such as industrial de-rating or domestic water charging would be the subject of full public consultation.

BBC: Water charges could be on way