Stipulate the general composition, clause order and typical example of shape steel nationl standard and trades standard direct the standarel's drawing up and revising.
规定了型钢国家标准、行业标准的一般构成、条文顺序及典型例句 ，对标准制修订人员有一定指导意义。
Stipulate the general composition, clause order and typical example of shape steel nationl standard and trades standard direct the standarel's drawing up and revising.
规定了型钢国家标准、行业标准的一般构成、条文顺序及典型例句 ，对标准制修订人员有一定指导意义。
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