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【单选题】
凸.凹模的形状及尺寸然后调整间隙使其合理的原因( )A.
凸.凹模刃口相碰
B.
凹模刃口有倒锥
C.
凸.凹模的形状与尺寸不准确
D.
凸模与凹模间隙过小
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【简答题】A few years ago, Paul Gerner began to gather a group of architects in Las Vegas to ask them what it would take to design a public school that used 50 percent less energy, cost much less to build and o...
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