The lubrication system has fours functions, they are:、、、--高校试题库-www.gxtiku.com

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ID：9436-7495

（翻译）Milling machines. These are among the most versatile and useful machine tools because they are capable of performing a variety of cutting operations. There is a large selection of milling machines available with numerous features.

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ID：9436-7512

（翻译）Robots and robot cells must be carefully designed and configured so that they do not endanger human workers and other machines。

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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.

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ID：9436-9059
The transmission system comprises ，，，rear axle and differential ,

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ID：9436-7511

（翻译）The idea that engineers need to create a new design to solve every problem is quickly becoming obsolete(过时的)。

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