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单选题
目前世界上油量计算中常用的准温度有()。
A
我国20℃,日本和英美15℃
B
日本15℃,我国20℃,英美60°F
C
我国和日本15℃,英美60°F
D
日本20℃,我国20℃,英美°15
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