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英语翻译hole-based systen and shaft-based system.in order to obt

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英语翻译
hole-based systen and shaft-based system.in order to obtain a range of degrees of clearance,and degrees of interference,it is necessary to use a wide variation of hole sizes and shaft sizes.for example,a manufacturing company could be making a number of parts,all of a nominal 25-mm diameter,but which are all slightly different in actual limits of size,to suit the actual fit required of each pair of parts.this situation could mean that a large number of drills,reamers,gauges,ect.were required.
翻译的要顺畅一点,百度翻译貌似不对~
基孔制和基轴制.
为了获取一定的容差等级和配合等级的范围,有必要采用一定误差范围的孔径和轴径.例如:制造公司制作一批零件,其公称直径是25mm,但是那些实际尺寸稍有差异的零件,必须成对的相互适合(轴和空,译者注).这种情形意味着需要大量的钻头,铰刀和测量工具等等