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ID：9436-9063
（翻译）Around 77% consists of metals ,which are ,on the whole ,easily recyclabe ,albeit with some degradation in quality.
ID：9436-7500
（翻译）联轴器是用来把两个相邻轴端联接起来的装置。在机械结构中，联轴器被用来实现相邻的两根转轴之间的半永久性联接。查看解析
ID：9436-7499
（翻译）所有的物体，不管是弹性体还是塑性体，在外力作用下都将产生变形。当物体的变性非常小时，为了简化计算，通常假设这个物体是刚体，也就是认为它没有发生变形。查看解析
ID：9436-7496
Numerical control technology provided a form of machine control ideally suited to robots. It allowed for the control of motion by stored programs. These programs contain data points to which the robot sequentially moves, timing signals to initiate and to stop movement, and logic statements to allow for decision making.查看解析
ID：9436-7509
（翻译）It is seldom that a design problem has only one right answer, a situation that is often annoying to the beginner in machine design。查看解析
ID：9436-7497
（翻译） In showing the relationships among observed facts, you do not need to reach cosmic conclusions. Seldom will you be able to illuminate the whole truth; more often, the best you can do is shine a spotlight on one area of the truth. Your one area of truth can be buttressed by your data; if you extrapolate to a bigger picture than that shown by your data, you may appear foolish to the point that even your data-supported conclusions are cast into doubt.查看解析
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