This instrument is applied to all mechanic, electric, electronic, electric chemical and mechanical and electric equipments, it is used to evaluate whether equipment can resistivity and storage, running or not in air of dry sand or dust. It is applied to American army standard MIL-STD-810F,GB4208-84 stipulations and GB2423.37-89。
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Which was all we could do for the next four days, except watch a mechanic struggle to get Matilda back on the road for the most fearsome stretch yet: the Great Sandy Desert of Western Australia.
接下来的四天我们也只能等待,除了看机修工想方设法把麦铁尔达修好,因为我们下面要走的是最可怕的一段路——西澳大利亚的大沙漠。
When the engine would not start, the mechanic looked at all the parts to find what was at fault.
发动机发动不起来,机械师检查了所有的部件,看毛病出在哪里。
All of this is significant in theory and practice to improve mechanic and anti-corrosion properties of polymer concrete and its structure, and expand its use range.
本课题的研究对于提高树脂混凝土(砂浆)及其结构的力学性能和耐腐蚀性能、拓展树脂混凝土的应用范围具有重要的理论与实际意义。
What does it require to be a successful mechanic, to do all the mechanics problems?
怎么才能当个成功的力学家,并能解决所有的力学问题呢
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