fifth wheel
英 [fɪfθ wiːl]
美 [fɪfθ wiːl]
网络 第五轮; 多余的人或物; 无用之物; 牵引座; 备用轮
英英释义
noun
- a steering bearing that enables the front axle of a horse-drawn wagon to rotate
- an extra car wheel and tire for a four-wheel vehicle
- someone or something that is unwanted and unneeded
双语例句
- Fifth wheel welding production line will use flexible design, without changing the hardware wiring and electrical control circuit, you can change the fifth wheel welding process by modifying the corresponding control parameters or change the PLC procedures.
牵引座焊接生产线将采用柔性化设计，在不改变硬件接线和电气控制电路的情况下，可以通过修改相应的控制参数或者更改PLC程序，即可改变牵引座的焊接工艺。 - A Study on Vehicle Movement Measurement Based on RTK Fifth Wheel
基于RTK五轮仪研制的汽车运动性能试验研究 - According to the measurement principle and practice, the fifth wheel method is perfect to be used to measure speed on the hard and flat road.
根据测量原理及实践可知：五轮仪用在坚硬平直的公路上测速，效果比较理想。 - Nobody wants to be a fifth wheel.
谁也不愿做个无用的人。 - Tractive force chart Road vehicles& Semi trailer fifth wheel mounting
牵引力图-汽车的GB/T13880-1992半挂牵引车牵引座的安装 - When I was young, I always thought that I was the fifth wheel both at home and school, but when I saw the sunshine, I saw hope.
我年少的时候，我总是觉得我在家里、在学校里都是多余的人，但是，每当我看见阳光，我就看见了希望。 - The real time kinematic ( RTK) fifth wheel for vehicle road tests is successfully developed using GPS carrier phase RTK technology.
利用GPS载波相位RTK技术研制成了汽车道路试验RTK五轮仪。 - We decide to fire that worker, he is just a fifth wheel.
我们决定开除那个工人，他不过是个多余无用之人。 - All the boys and girls were dancing at the party while I sat at a table alone, feeling like a fifth wheel.
晚会上，所有的男孩和女孩都在跳舞，只有我孤零零地坐在桌边，感觉自己仿佛是一个多余的人。 - When a truck-trailer train is turning or under the action of lateral force, A serious cyclic swing often occurs among the towing vehicle, fifth wheel coupling and trailer owing to the interaction between towing vehicle and trailer.
由于全挂汽车列车的主车与挂车之间的相互作用，在转弯时，或在侧向力的作用下，常常导致主车、转向架和挂车三者之间产生剧烈的周期性摆动现象。