... 制造化学 manufacturing chemistry 制造量规 manufacturing gauge 制造企业 manufacturing enterprise ...
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Difficulties in manufacturing heavy gauge pipeline steel with high toughness lie in the process of hot tandem rolling.
指出厚规格高韧性管线钢的生产难点在于热连轧。
In October the purchasing managers' index, a closely watched gauge of activity in manufacturing and service industries, dived from 46.9 to 43.6, a nadir for the ten-year-old survey.
一个密切关注制造和服务业的计量指标—采购经理人指数在十月从46.9下降至43.6,这是其创立十年来的最低点。
Difficulties in manufacturing heavy gauge pipeline steel with high toughness lie in the process of hot ta...
指出厚规格高韧性管线钢的生产难点在于热连轧。
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