文章介绍了镍铝青铜螺旋桨的修理工艺，对螺旋桨的矫正和焊补进行了详细的探讨。
This paper introduces the repair technique for nickel-aluminum bronze propeller and gives probe in detail to rectify and weld-mend to the propeller.
本厂专业生成各种牌号铝铸件及各种牌号青铜，黄铜，硅青铜，镍白铜及阀门等铸件及机械加工。
Our factory specialized in generating various grades of aluminum castings, bronze, brass, silicon bronze, nickel cupronickel and valve castings and machining.
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