Objective To observe the effect of full thickness lamellar keratoplasty combined with PTK ( photo therapeutic keratectomy ) .目的探讨联合 PTK 的全厚植片深板层角膜移植术的疗效....
Requires no special tools or fittings; hand tightens to relief valve outlet.不需要专用工具或管件; 用手将其紧固到安全阀上即可.The outlet of a water pipe was blocked.水管的出水口堵住了。...the largest retail outlet in the city.该市最大的零售商店He needs an outlet ...
They are staking out the ground for a new football pitch.他们正在用木桩标出新足球场场地.I was staking too much on a losing hand.我对于即将输掉的赌局下的赌注过大了.Detectives have been staking out the house for two days now.警方的侦查人员已对这座房子监视两天了....
I picked first all the people who usually were left till last.我先挑出了所有通常留到最后的人。The brothers usually roll into their studio around midday.兄弟几个总是要到正午前后才姗姗来到工作室。They ate, as they usually did, in the kitchen.像平常一样，他们是在厨房吃的饭。...