preriminary design是什么意思 preriminary design怎么读
preriminary design的相关资料
PREabbr.Petroleum Refining Engineer炼油工程师
prefiner热磨机,纤维离解机
preriminary design的用法和样例
- The numerical results provide references for preliminary design of the tunnel.
计算结果为长江沉管隧道的初步设计提供了参考依据。
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