The tracking precision is got by measuring the far - field facula posit.通过测量回馈光远场光斑的位置变化可以得到端机的跟瞄精度.This paper discusses the design of deformable mirror in order to obtain special facula.本文就此叙述了变形镜面形的设计,以得到指定形状的光斑.So a n...
上校命令道：“立定！”The colonel ordered "Halt!"做事要有恒心,所立定的志向不要随意更改.Persist in whatever you do and do not change your aspirations will.立定跳远是那时我唯一不吃力的运动.Standing long jump is not only difficult when I exercise....
绝大多数成功人士都有共同的特质：脾气倔强，性格刚强。Most of successful men have the characteristics of contumacy and doughty.她有志气、性格刚强,有助于她渡过难关.Her courage and good humour saw her through the bad times.《伊利亚特 》 里的早期希腊人是刚强的战士.These early Greeks of ...