1998资源列表
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[国外标准] JIS B4053-1998 Application of hard cutting materials for machining bg chip removal-Designation of th
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[国外标准] JIS B4002-1998 Rotating tools with parallel shanks-Diameters of shanks and sizes of driving squares
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[国外标准] JIS B3411-1-1998 Numerically controlled draughting machines-Drawing test for the evaluation of perfo
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[国外标准] JIS B1754-1998 Acceptance code for gears-Part 2:Determination of mechanical vibrations of gear units
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[国外标准] JIS B1702-2-1998 Cylindrical gears-ISO system of accuracy-Part 2:Definitions and allowable values of