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标题:
ASTM A194A/194M-10a 高温高压用碳钢和合金钢螺帽标准规范
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作者:
liuxilin1215
时间:
2014-3-7 07:46:05
标题:
ASTM A194A/194M-10a 高温高压用碳钢和合金钢螺帽标准规范
ASTM A194A/194M-10a Standard Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
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作者:
admin
时间:
2014-3-7 17:40:21
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