的前甲板的位置和准备推倒到甲板梁。
Thee foredeck in position and ready to be pulled down onto the deck beams.
作者把掩护梁和前、后连杆一起考虑，引出掩护梁和前、后连杆组成的虚拟系统。
The author derives a virtual system of debris shield and the front and rear linkage.
并分析和讨论了悬臂梁前四阶模态对损伤的敏感性。
The sensitivity of the first four mode shapes to crack location and depth are discussed.
并分析和讨论了悬臂梁前四阶模态对损伤的敏感性。
The sensitivity of the first four mode shapes to crack location and depth are discussed.
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