massey paper是什么意思

用法例句

Objective To develop rescue device of forced landing for pilots in air accidents and solve the problem that it s difficult for medical staff to carry out on-board rescue because of the height from the ground to the cockpit edge.

目的 研制飞行员遇险急救设备,解决歼八、苏-27座舱沿距地面高医护人员无法登机实施机上救护难题。

Taking mobile front cover as the example,introduced the flow sheet of processing sample used the method of SLS.

并以手机上盖为例,分析了运用SLS工艺加工样品的流程,并指出了网络化、标准化是该项技术今后的发展方向。