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- Starting with the basic equation of the hydraulic system this paper deals with the mechanism modeling for double triangle boom luffer and its hydraulic system. 从液压系统的基本方程入手，对双三角钻臂变幅机构进行了机理建模。
- Abstract： Starting with the basic equation of the hydraulic system this paper deals with the mechanism modeling for double triangle boom luffer and its hydraulic system. 从液压系统的基本方程入手，对双三角钻臂变幅机构进行了机理建模。
- Moving Velocity Programming of The Supporting Cylinders of Double Triangle Boom 双三角钻臂支臂缸运动速度的策划
- Stand clear of the swinging boom of the crane. 不要走近转动的超重机吊杆。
- He outlined the triangle in red. 他用红笔画出三角形。
- The angles of a triangle total 180. 三角形的三角之和等于180°。
- He made his pile during the property boom. 在房地产生意兴隆期间他发了大财。
- The clock began to boom out twelve. 时钟开始敲十二点。
- The long boom of the crane functions like our arms. 起重机的长臂与我们的手臂功能相同。
- Profit multiply in the boom year. 兴旺之年利润增长。
- The boom of the airplane was damaged. 飞机的尾桁受到损害。
- We heard a hollow boom of thunder. 我们听到低沈的隆隆雷声。
- The economic boom tapered off in the 1970s. 经济繁荣在七十年代慢慢消失了。
- The city is having a building boom. 这个城市正在大兴土木。
- The oil market is enjoying a boom. 石油市场欣欣向荣。
- triangle boom 三角钻臂
- double triangle boom 双三角钻臂
- Local firms have been quick off the mark to cash in on the oil boom. 地方商行不失时机地利用油价暴涨大赚其钱。
- He tried to prove that the triangle was isosceles. 他想证明那个三角形是等腰的。
- The long boom of the crane function like our arms. 起重机的长臂与我们的手臂功能相同。
