试验室制作混凝试件时,骨料和水泥、掺合料、水、外加剂称量结果的偏差应分别为()
2023-05-17
试验室制作混凝试件时,骨料和水泥、掺合料、水、外加剂称量结果的偏差应分别为()
A.±0.5%;±0.2%
B.±0.5;±05%
C.±1%;±1%
D.±1%;±0.5%
参考答案:
D
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2023-05-17
试验室制作混凝试件时,骨料和水泥、掺合料、水、外加剂称量结果的偏差应分别为()
A.±0.5%;±0.2%
B.±0.5;±05%
C.±1%;±1%
D.±1%;±0.5%
D
热门标签