常見例句The applications of vacuum metallurgical technology in the recovery of secondary zinc-based resources are presented,including hot galvanizing scrap and hard zinc. 本文介紹了真空冶金技術(shù)在熱鍍鋅渣、硬鋅以及其他鋅基二次資源再生中的應(yīng)用情況。Practice of energy saving in hard zinc distillation 硬鋅真空蒸餾節(jié)能實踐It is hard to sleep without a cooler in this room. 沒有空氣調(diào)節(jié)器,在這間屋里很難入睡。John felt it hard to rig out his family. 約翰感到難以為一家大小置備衣著。The hard core in the party make all the decisions. 這個黨的核心成員決定一切。Hard copy is computer output on paper, printing or graphics. 硬拷貝是出現(xiàn)在紙上、印刷上或圖表上的電腦輸出。 返回 hard-zinc