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[国外标准] IEC 512-5:1992 Electromechanical components for electronic equipment: basic testing procedures and measuring methods

P:2012-09-06 18:24:05

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two stand wire flattening mill - 双机架线材压扁机 (0) 投诉

P:2014-09-09 11:30:17

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DIN IEC 512-3

petrolatum cold filling unit - 石油膏冷填充装置 (0) 投诉

P:2014-09-09 11:30:41

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DIN IEC 512-3

TBRC - top blown rotary convertor(氧气)顶吹转炉 (0) 投诉

P:2015-07-19 13:20:59

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介绍一下内容

personal computer - 个人计算机 (0) 投诉

P:2015-09-15 09:47:31

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下载了,赞助一下。

test method for thermal ageing in air oven - 空气箱热老化试验方法 (0) 投诉

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