市场需要替代传统灭火剂的产品出现.Market needs instead of the traditional fire - extinguishing agent of products.新研制成的灭火剂已经大规模投入生产了.The newly developed extinguisher has been put into mass production.适用灭火剂: 泡沫及粉末灭火剂.Suitable Extinguishing...
Stains are removed with buckets of soapy water and scrubbing brushes.污渍是用几桶肥皂水和几把硬毛刷除去的。Instead, bug your brood to give those grubby forearms a good scrubbing.相反为了除去细菌, 好好擦洗你那脏兮兮的前臂吧!Of course, all this scrubbing and lat...
She types a maxima of sixty words a minute.她一分钟打字的极限是六十个字.It has been suggested that measurement at both absorption maxima is desirable.据建议要求得出在两个吸收峰处的测量值.Explain maxima x, maximin, and minimax decision choice approaches...
保护性关税使英国工业免受国际竞争影响.British industry was sheltered from foreign competition by protective tariffs.关税数字表明英国的贸易一直在走下坡路.The customs figures show a steady decline in British trade.他们正在收缴关税.They are collecting customs....