I first started cruising in yachts with temperamental petrol engines.我刚开始驾驶游艇航行时，艇上的汽油发动机老出毛病。Vickers machine-guns could be temperamental.维克斯机枪有时会出故障。He is very temperamental and critical.他好使性子，还爱挑毛病。...
As the name suggests, wear - resistant electrode, high wear resistance, hardness also high.顾名思义, 耐磨 焊条, 耐磨性能高, 硬度也就高.The process of hypophosphite electrooxidation on a nickel electrode could be well simulated by this mod...