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[单选题]
根据GB/T380的试验方法,GB/T19147-2003车用柴油的硫含量标准为()。
A.5%
B.0.005‰
C.3‰
D.0.05%
查看答案
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A.5%
B.0.005‰
C.3‰
D.0.05%
A.25mm
B.20mm
C.15mm
D.10mm
E.5mm
A.20HRC~70HRC
B.10HRC~70HRC
C.10HRC~80HRC
D.20HRC~80HRC
A.夏比V型缺口
B.缺口位于焊缝
C.缺口位于热影响区
D.缺口面平行于焊缝表面
E.缺口面垂直于焊缝表面
A.45°
B.90°
C.180°
D.以上都可以
A.1.0mm
B.2.0mm
C.2.5mm
D.5.0mm