A method to measure coaxiality of axisymmetric aspheric lens is introduced.介绍了一种轴对称非球面透镜的光轴共轴度的测量方法.A new method of coaxiality measurement of holes of scale mechanical parts is studied.本文提出测量大型机械零部件孔同轴度的新方法.A new coaxial...
Cody, get out, run for it.科迪，快出去，快跑。She finished second behind the American, Ann Cody, in the 800 metres...她在800米赛跑中落后于美国选手安·科迪而位居第二。The girls'parents, Cody Batiste and Sally Morgan, both are deaf.这两个女孩的父母分别名叫 科迪·巴蒂...
Welcome to my new website!It may not look much at the moment, but great oaks from little acorns grow!欢迎来到我的新网站。它现在可能微不足道,不过万丈高楼平地起嘛。Acorns were good till bread was found.饥不择食。Great oaks from little acorns grow.万丈高楼平地起.Th...
A gale was blowing and the sea was choppy.狂风大作，海面上波浪起伏。Other than blowing up a tyre I hadn't done any car maintenance.除了给轮胎充气外，我没做过任何汽车保养。The bushes and trees were blowing in the wind.灌木丛和树木在风中摇晃。...
The vote was seen as a test run for elections to come.这次投票被看作是即将到来的选举的预演。Look. The train's in. We'll have to run for it now.看，火车进站了，我们现在得赶紧朝那边跑了。He was already preparing his run for the presidency.他已经开始为参选总统做准备...
She is ferreting about among old papers for the letter.她在一堆旧文件里搜寻那封信.I spent the day ferreting ( about ) in the attic ( for old photographs ).我一整天都在阁楼上翻找 ( 旧照片 ).She is ferreting among old papers for the letter.她在一堆旧文件里“...