1.
Vibration Characteristics of Enclosed Mast with Composite and Steel
复合材料—钢混合结构封闭式桅杆振动特性研究
2.
Experimental research on wind-load characteristics of integrated mast
封闭式综合集成桅杆风载特性实验研究
3.
light mast crane
轻型桅杆式转臂起重机
4.
stiffleg derrick
固定支架桅杆式起重机
5.
gin pole type concrete spouting plant
起重桅杆式混凝土灌注设备
6.
Research on the Design of Power Distributional Closed Loop Planetary Gear Reducer for Down Hole Progressive Cavity Pump;
驱动螺杆泵的封闭式功率分流行星减速器设计研究
7.
Brief discussion about several problems of semi-hermetic screw water chiller for marine on operation
船用半封闭螺杆式冷水机组运行中的几点问题浅析
8.
The forward mast on a sailing vessel.
前桅帆船前部的桅杆
9.
The principal mast of a vessel.
主桅船舶的主要桅杆
10.
To remove(a mast) from a step.
从桅座上取下（桅杆）
11.
The part of a mast that is below deck.
桅脚，桅座位于甲板下的桅杆部分
12.
closed barge carrier system
封闭式驳船货运系统
13.
closed temperature measuring device
封闭式温度测量装置
14.
closed container mechanically ventilated
封闭式机械通风集装箱
15.
semihermetically sealed condensing unit
半封闭式压缩冷凝机组
16.
totally enclosed chlorine store
全封闭式氯气贮存室
17.
rechargeable sealed lead-acid battery
封闭式可充电铅酸电池
18.
closed respiratory gas system
封闭式呼吸气体系统