Viruses tend to be good at surviving when a computer system crashes.计算机病毒在系统崩溃后往往依然存在。You need manual dexterity to be good at video games.玩好电子游戏手要灵巧。You have to be good at spotting trouble on the way and heading it off.你...
They are the rediscovery of teachers, green model of educational development and continuously creating and innovating.它是教师的重新发现, 是教育发展的绿色模式,是持续不断的革新和创造.The practical values of the rediscovery focus on the retrieval and a...
在焊接处看到了夹渣, 气孔及未熔透区的油漆.Slag, blowholes, and paint on unfused regions were observed at the welded junctions.焊接处要平整.Welding shall be ground smooth.对于铝合金 、 铜 、 镁 、 锌合金铸造与焊接处之间的研磨性具有很好的效果.The products have a good effect on gr...