gray cast iron造句怎么写

Iron nickel high strength and excellent ductility. Repair welding of important gray cast iron and nodular cast iron such as cylinder cap.

Copper nickel good machinability and bad crack resistance. Repair welding of sand hole and gray cast iron machined surface subject to no load.

Te also raises the thickness and hardness of the chilled layer of white cast iron, reduces the area with mottle and lowers mechanical properties of the part of gray cast iron.

凡是对别人的痛苦有职务上业务上，关系的人，例如法官*官医生等，时侯一长，习惯成自然，就会变得麻木不仁,即使有心，也不能对诉讼人采取敷衍以外的态度。

Copper nickel, good machinability bad crack resistance. Repair welding of shole gray cast iron machined surface subject to no load.

Explosive transformation of gray cast iron results in high-pressure transformation of graphite to diamond.