More often, all of the materials exposed to the etchant have a finite etch rate.通常, 所有暴露在刻蚀剂中的材料都具有一定的刻蚀速率.Hydrofluoric acid of Porcelain Etchant and phosphoric acid of UNI - ETCH are severe eye and tissue irritants.瓷酸蚀剂...
Finally the structures were released in a 49 % HF etch.最后在49%F中腐蚀形成这些结构.More often , all of the materials etchant have a finite etch rate.剂中的材料都具有一定的刻蚀速率.Can some one suggest a suitable etch or sequence of etches to achi...
我们没考虑到天气变坏得这么快.We didn't reckon for the weather turning bad so suddenly.水果在暴晒下变坏了.The fruit has spoiled in the hot sun.像彼得-斯坦特的牛 、 染病的羊,都脾气变坏和颤抖.Like Peter Stent's cows, afflicted sheep would grow ill - tempere...
Labor - saving devices have emancipated women from kitchen drudgery.许多节省劳力的设备使妇女摆脱掉乏味的厨房杂役.Women are still struggling to be fully emancipated.妇女仍在为彻底解放而斗争.Catholics were emancipated in 1792...天主教徒在1792年获得了解放。That war pre...
The meeting is delayed by the foulness of the weather.会议被恶劣的天气耽搁了.In his book, he lay bare the foulness of man.在他的著作中, 他揭露人类的卑鄙.They were wearied with the foulness of the weather.他们厌烦了恶劣的天气....