问题
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Diesel engine main and connecting rod precision bearings are made in halvesEach half excee
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Within these main areas of research, the staff of the department are prepared to ______ su
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The bearings used to support the crankshaft are generally called _____.A.line shaft bearin
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The main bearing shells are made of steel with a lining of bearing metal which may be whit
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Doctors are required to keep patients’ records co
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Doctors are required to keep patients’ records co
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