First natural frequency control and shape design of mast;
桅杆首阶固有频率控制与构形设计
Numerical simulation of the dynamic response of vessel mast structure under air explosion;
空中爆炸下舰船桅杆结构动态响应的数值模拟
Design and property test analysis of mast with a good electromagnetic wave permeability and strong stiffness;
高透波性大刚度桅杆设计与性能测试分析
Resonate analysis of a cable in guyed mast structure;
桅杆结构中纤绳的共振分析
A Time-Frequency Damage Identification Method and Experimental Study for Guyed Masts;
基于时频分布的桅杆结构损伤识别方法及试验研究
The state vector of the response of guyed masts under both white noises and excitations is a Markov chain.
噪声影响下桅杆非线性动力模型的响应状态矢量具有Markov性质。
I placed my palms against the mainmast, which was of a goodish bigness, and waited, every nerve upon the stretch.
我双手抱住那很粗的主桅杆等着，每根神经都绷得紧紧的。
The principal mast of a vessel.
主桅船舶的主要桅杆
the chief mast of a sailing vessel with two or more masts.
帆船上有两到三根桅杆的主要桅杆。
A two - masted fore - and - aft - rigged sailing vessel with a mizzenmast stepped aft of a taller mainmast but forward of the rudder.
双桅纵帆船一种两桅杆的纵向帆船，后桅竖于较高的主桅后的桅座上，同时又位于船舵前面
The taller mast, whether forward or aft, of a two-masted sailing vessel.
主桅双桅帆船中较高的桅杆，无论是位于船头的还是船尾的
The forward mast on a sailing vessel.
前桅帆船前部的桅杆
To remove(a mast) from a step.
从桅座上取下（桅杆）
The part of a mast that is below deck.
桅脚，桅座位于甲板下的桅杆部分
Semi-active Control of Ship Mast Vibrations Using Magneto-rheological Dampers;
基于磁流变阻尼器的舰船桅杆振动半主动控制
a temporary mast to replace one that has broken off.
代替坏了的桅杆的暂时的桅杆。
the mast nearest the bow in vessels with two or more masts.
有两至三根桅杆的离船首最近的桅杆。
having or furnished with a mast; often used in combination.
有桅杆的，用桅杆装备的，常用于组合体。
a tall chimney flagpole, mast ]
高大的烟囱旗杆, 桅杆]
The second mast aft of a sailing ship with three or more masts.
主桅有三根桅或更多桅帆船的第二根船尾桅
a sloop with a simplified rig and no bowsprit.
有一个桅杆并且没有船首斜桅的单桅帆船。
the third mast from the bow in a vessel having three or more masts; the after and shorter mast of a yawl, ketch, or dandy.
帆船上从船头算起的第三条桅杆有三根或多根桅杆；快艇、双桅船或双桅帆船上后面的短的桅杆。
a mast fixed to the head of a topmast on a square-rigged vessel.
方索船中固定在中桅顶部的桅杆。
The frame or body of a ship, exclusive of masts, engines, or superstructure.
船壳，船体船的框架或主体，不包括桅杆、发动机和上层建筑