搜索 - 科创

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胶片的衬度随密度提高而（a）：a.增加 b.减小 c.不变 d.衬度与密度无关　　223.在通常可测范围内，底片衬度随底片密度的提高而（a）：a.增加 b.减小 c.不变 d.无规律变化　　224.一般来说，在试件材质一定的情况下

现以改革一个电缆接线架为例，说明该法的应用：a.首先通过智力激励法会议，诱发出许多创造性设想，对这些联想进行整理，从中选出一二十种有可能实施的设想，再按它们的属性分成构造、加工方法和材质三大类，绘成树状思考图

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