桅杆的自振频谱密集，纤绳布置的不对称以及纤绳初应力的不同，使得弯扭振动为桅杆的主要振动。
The natural frequencies of the mast is very close; twisted vibration is the major vibration mode for the asymmetry of the guys layout and the difference of the guys' initial stress.
桅杆的自振频谱密集，纤绳布置的不对称以及纤绳初应力的不同，使得弯扭振动为桅杆的主要振动。
The natural frequencies of the mast is very close; twisted vibration is the major vibration mode for the asymmetry of the guys layout and the difference of the guys' initial stress.
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