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- Adopting self Propelled tram's ring like track for the haulage from mine pit mouth to mine run bin lead the mine tram to self return,self sliding and self rotating. 矿山井口到原矿仓运输采用自动环形道,使矿车自升、自溜、自回。
- The tunneling and bolting machine of the invention has the functions of stretching back and forth, vertical and horizontal regulation, self rotation of the roof-bolter, etc. 本发明掘锚机具有前后伸缩、垂直水平调整、锚杆机自身旋转等功能。
- The results show that bleeding quality and consolidation strength are a function of mixing time and rotational ratio. 结果表明水泥浆液的泛浆性能和结石体强度是搅拌时间和速率的函数。
- The author,based on the tests,discusses in the thesis that the different mixing time and rotational ratio for paddle mixer have influences on bleeding ratio and consolidating strength of grout. 本文在试验的基础上，讨论了叶片式搅拌机在不同搅拌速率和搅拌时间下，对浆液泛浆性能和结石体强度的影响。
- I do not like to go to the movies by my self. 我不喜欢自己一个人看电影。
- I my self is going to make a sandwich. 我要亲手做个三明治。
- He was a wreck of his former self. 他身体坏得不成样子，已兴从前判若两人。
- Knowledge of self increases as one gets older. 随着年岁的增长，人们的自我认识也不断加深。
- He's not looking like his old self lately. 他最近看起来不像以前那样。
- He is my best friend, my second self, as it were. 他是我最好的朋友，或者说，是第二个我。
- He never has any thought of self. 他从不考虑个人得失。
- He is now out of all conceit with his former self. 他现在全盘否定了他原来的自己。
- In rotating, the shaft splashes oil up into the bearings. 当轴旋转的时候就把油溅入轴承。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The rotating chamber of a revolver that holds the cartridges. 子弹轮转盘装有弹药的左轮手枪的旋转弹膛
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- A gyroscope consisting of a rotating wheel in a rigid case. 回转轮一种由装在固定的盒中的一个转轮组成的回转仪
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- The first or last term of a ratio or a series. 首项，末项比率或数列中第一个或最后一个项
- A projecting cam, as on a rotating shaft, that activates another machine part. 凸轮如转轴上突出的挺杆，使另一个机器零件活动
