In a word, the induced e . m . f . lags behind the current.总之, 感应电动势滞后于电流.My thinking always lags behind reality.我的思想老落后于现实.The current lags behind the voltage.电流滞后于电压....
Novelty intumescent flame retardant ( IFR ) was made from phosphoric acid, pentaerythritol and melamine.使用磷酸 、 季戊四醇、三聚氰胺合成了一种膨胀型阻燃剂.Glass reinforced high performance polyamide resin, with a non - halogenated flame retard...
有些士兵有点儿不耐烦。There is a certain impatience among some of the soldiers.“我告诉过你普雷斯克毫不知情的，”肯普颇为不耐烦地说道。"I told you Preskel had no idea," remarked Kemp with some asperity.“他回实验室去了，”艾里斯不耐烦地大声说。"He went back to the lab", Iris excl...