R-W

The three basic risks are Free from Particular Average ( F . P . A . ), With Particular Averaged ( W . P . A . ) and All Risks ( A . R . ).

这三种基本险是 平安险 、 水渍险和一切险.

Study of Wear-resistant and Abrasion Mechanism of Co-Cr-W Hardfacing Alloys.

Co-Cr-W堆焊合金耐磨性及耐磨机理的研究.

The contributions from Q _ ( s , Pingshan ) , Q _ ( s, Beibei ) , Q _ ( max , Yichang ) and R _ ( w , div ) were calculated as 18.75 %, 42.06 % , 36.53 % and 2.64 %, respectively.

结果表明,Qs, 屏山 、 Qs, 北碚 、 Qmax, 宜昌以及Rw, div 的贡献率分别为18.75%,42.06%, 36.53%,2.64%.

The Research of the Microstructure of the Co-Cr-W Alloy Plasma Surfacing.

Co -Cr-W 系等离子弧堆焊合金层显微结构的研究.

Gardner-Well tongs are used for control of rotation and gentle traction simultaneously.

Gardner-Well钳用来控制旋转,同时轻柔牵引.

A great man is always willing to be little . ( R . W . Emerson )

伟大的人物总是愿意当小人物的. ( 爱默生 )