... Polyvinyl fluoride聚氟乙烯 Prefabricated parts成品零部件，制造好的零部件 Propylene resin丙烯类树脂 ...
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但要记住，这种钻模一旦造好，可用于许多零部件，精确制造钻模的额外成本可分摊在大量产品上。
It must be remembered that the jigs, once made, will be used on many components, and the extra cost of an accurately made jig is spread over a large output.
我们公司制造飞机零部件比别家的业绩好。
Our coMPAny is ahead of other makers of spare parts for the airplane.
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