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利用马歇尔击实试验确定了粗细集料的分界标准。
Dividing criterion between coarse and fine aggregate was set by use of Marshall Test.
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可采用马歇尔锤进行击实试验。
Marshell hammer is used to conduct itscompacting experiment.
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可采用马歇尔锤进行击实试验。
Marshell hammer is used to conduct itscompacting experiment.
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