97资源列表
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[国外标准] ASTM E378-97 Standard Test Method for Spectrographic Analysis of Silver by the Powder Technique1
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[国外标准] MSS SP-97-2001 承插焊、螺纹、对焊端锻件支管台 Integrally Reinforced Forged Branch Outlet Fittings - Socket Welding,
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[国外标准] AWS A5.26 A5.26M-97R Specification for Carbon and Low-Alloy Steel Electrodes and Electrogas Welding
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[国外标准] AWS A5.25 A5.25M-97R Specification for Carbon and Low-Alloy Steel Electrodes and Fluxes for Electros
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[国外标准] AWS A5.14 A5.14M-97 Specification for Nickel and Nickel-Alloy Bare Welding Electrodes and Rods
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[国外标准] AWS A5.11 A5.11M-97 Specification for Nickel and Nickel-Alloy Welding Electrodes for Shielded Metal
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[国外标准] ASTM F856-97(2004) Standard Practice for Mechanical Symbols, Shipboard—Heating, Ventilation, and Air
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[国外标准] ASTM F689-97(2004) Standard Practice for Determination of the Temperature of Above-Ground Plastic Ga
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[国外标准] ASTM F667-97 Standard Specification for Large Diameter Corrugated Polyethylene Pipe and Fittings
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[国外标准] ASTM F481-97(2002) Standard Practice for Installation of Thermoplastic Pipe and Corrugated Pipe in S