正畸医生从比利的口腔内部取了模型。An orthodontist took a cast of the inside of Billy's mouth.对优秀程序员的需求远远超过了供给, 致使工资畸高.Demand for topquality programmers exceeds supply, leading to extortionate salaries.目的探讨四手操作在口腔正畸研究生临床教学中的作用.Object...
Finally the structures were released in a 49 % HF etch.最后在49%F中腐蚀形成这些结构.More often , all of the materials etchant have a finite etch rate.剂中的材料都具有一定的刻蚀速率.Can some one suggest a suitable etch or sequence of etches to achi...
For example: brevibacterium diazo resin treantment exposure during bleaching , it can change the surprint template color.例如: 黄色轻氮物在曝光历程洋被不染黑, 它可以保持已曝光的模版的颜色....
The concept and the connotation of spacesuit ergonomics are spicified.阐明了工效学概念,将其运用于航天服设计.The new - style spacesuit is much lighter than the older one.新式的太空服比老式的那种轻便了许多.Because the spacesuit protection only 1 mm in diame...