1) low accident rate
低事故率
1.
Have used two screw-type air compressors in Donghai coal mine for several years,in comparing them with the older type of air Compressors that find that the screw-type air compressors are suited for coal mines by their high reliability and low accident rate and low maintenance cost.
东海煤矿目前应用螺杆压风机2台,经过几年的使用,并与老式压风机对比,发现螺杆压风机具有高可靠性,优质的使用性、低事故率以及较低的保养维护成本等优点,很适合压风机改型和推广应用。
2) Cut down the accident rate
降低事故率
3) under frequency trip
低频率事故保护停堆
4) low-voltage accident
低压事故
5) Lower rate of fault
低故障率
补充资料：降低
下降；使下降：温度～了ㄧ～物价 ㄧ～要求。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条