The Earth orbits in an ellipse.地球轨道呈椭圆形。The man - made satellite orbits the earth every 48 hours.那颗人造卫星每48小时绕地球轨道运行一周.They knew each other by sight, but their orbits did not touch.他们见面认识, 但各自的生活圈子互不搭界....
主要论述了辊底式无缝钢管退火炉在炉体 、 燃烧、管道等方面的技术改造.Retrofitting of furnace body , burners and piping in the furnace is presented.文章介绍了现代用于冷轧不锈带钢生产的连续退火炉的组成及结构.In the paper, the structure of morden continuous annealing furnace was introd...
The colorimetric methods involve the bleaching of a preformed color by the fluoride ion.比色法涉及氟离子对预先形成的颜色的消色作用.In no way am I going to adopt any of his methods.我绝对不会采纳他的任何方法。...traditional teaching methods.传统教学方法According...
这份工作不适合不擅长算术的人。It's not a job for anyone who is slow with numbers.他有算术的才能.He has a faculty for arithmetic.早餐前,不用考虑逻辑和算术的问题.Logic and arithmetic do not commute before breakfast....
A long palm tree - lined driveway leads to the park.一条两边栽满棕榈树的道路通向游乐园.Many of them are low coral or limestone hideaways of palm trees and white sand.那儿有许多人是低收入,珊瑚的石灰岩,棕榈树林隐蔽处,禽鸟来回飞翔,还有白沙滩.... the mile of white sand beach...