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...
这座山据称是传说中的卢德王的长眠之处。The hill is supposed to be the resting place of the legendary King Lud.我个人认为,卢德派成员应该对蒸汽织布机抱欢迎态度.Personally, I think the Luddites should have welcomed the steam looms.他离开佛罗伦萨去为米兰公爵卢德维科·斯福尔扎工作.When he le...
The synthetic method, main properties and application of alkyl indican has been introduced.本文介绍了烷基糖苷的合成方法, 主要性能和用途.This preparation uses dialkyl imidazole salt, alkyl pyridine salt or caprolactam and fatty acid as reacta...
These surgeons have blazed the trail in the treatment of bomb victims.这些外科医生在治疗炸伤方面开辟了新的道路。The bomb was detonated by remote control.这个炸弹由遥控装置引爆。One bomb can disable a ship.一颗炸弹就能炸毁一艘船。Despite many recent bomb scares, no ...