20 mm thick 2519-T87 high strength aluminum alloy was surfacing welded,and a precipitate-free zone (PFZ) was found behind the grain boundary in partially melted zone (PMZ).
采用电弧焊对20mm厚的2519-T87高强铝合金进行表面堆焊,观察了部分熔化区出现的无析出物区(PFZ)的组织特征,并对该区域的形成机理进行了研究。
To make less colorful or brilliant.
使无光泽，使不艳丽
make dim or lusterless.
使失去光泽或没有光泽。
put a polish on...
(打磨) 使…产生光泽
make dim or indistinct.
使变得暗淡或失去光泽。
To furnish with a patina.
使生绿锈，产生光泽
Salt tarnishes silver.
盐可使银失去光泽。
Will this paint give a gloss or a matt finish?
这种颜料有无光泽?
To give a smooth and glossy finish to.
使有光泽对…施加光滑的并有光泽的润饰
A cosmetic that gives shine or gloss to the lips.
珠光唇膏使嘴唇有光泽的化妆品
You can rub up the silver necklace and Bring Back its shine.
你可以擦亮银项链使其光泽重现。
coating for fabrics, ceramics, metal, etc..
使织物、陶瓷、金属表面有光泽。
A hot plate will spoil the polish of the table.
热盘子会使桌子失去光泽。
change texture so as to become matted and felt-like.
改变质地使变得没有光泽而粘结。
apply conditioner to in order to make smooth and shiny; of hair.
用调节装置使头发变得圆润或有光泽。
Air and moisture tarnish silver.
空气和潮湿使银子失去光泽。
quick-drying styrenated alkyd type lusterless enamel
速干型苯乙烯醇酸树脂无光泽搪瓷
If the plate tarnishes, you can rub it up a little and bring back its shine.
如果盘子失去光泽，你可以稍为擦试一下，使其恢复光泽。
Will you be using the leafing process to create the metallic effect on the siler labels?
你们是否在对镀银标签进行光泽加工，以使其有金属的光泽？