例句 /

This paper establishes vibration models of the hoisting and balancing booms of the QTZ400 tower crane, discusses factors that influence the booms' natural frequencies, and describes the mecessity of vibration analysis during tower crane design.

详情正文

登录后查看完整内容

使用 DeepEvidence / 梅斯账号登录,新用户可在登录页面注册。

登录成功后将返回当前页面,继续浏览。