Akụkọ ụlọ ọrụ

Excavator ịwụ ahụ na ịwụ eze ịgbado ọkụ na mmezi nkà usoro
site admin na 22-08-04
The ịwụ ahụ ihe nke wY25 excavator bụ Q345, nke nwere ezi weldability.Ihe nha nha nke ịwụ bụ ZGMn13 (nchara manganese dị elu), nke bụ otu-phase austenite na oke okpomọkụ ma nwee ezigbo ike na akwa mkpuchi mkpuchi n'okpuru mmetụta mmetụta n'ihi na-arụ ọrụ ike nke elu la ...
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