Convering or protecting material 被覆药
Surface protecting material 发明名称
environment-protecting material 最佳协同作用陶瓷材料
Such on site methods as replacing protecting material, air gap short-circuit between bars and partial repair are proved feasible against corona.
在现场对电晕进行有效处理的方法主要有防晕材料更换、空气间隙短路、端部整体防晕、局部修理等。
The real challenge old media face isn't protecting their precious copyrighted material. It's figuring out what to do when the rest of us make something better.
传统媒体面对的真正挑战不是如何保卫他们珍贵的版权，而是想想，当民众们能做得更好的时候，自己该做些什么。
Explored and recorded the curative effect of protecting pulp bottom material glass ion curing agent and self-congealing hl joint zinc phosphate cement posterior teeth with deep caries repaired.
探讨并记录护髓垫底材料玻璃离子粘固剂与自凝氢氧化钙联合磷酸锌水门汀治疗后牙深龋的疗效并进行比较。
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