First, it is a selection type designing of steel-cored belt conveyor, this part of program let computer finish large quantity of repeated calculating, proofing, checking table and selecting and so on.
首先对钢绳芯带式输送机进行选型设计，使大量重复的计算、校核、查表、选型等繁杂的工作用计算机来完成。
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