It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条的分、基体碳化物状况以及材料中的残存元素等对机用锯条的韧性有不同程度的影响。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条的分齿、体碳化物状况以及材料中的残存元素等对机用锯条的韧性有不同程度的影响。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条压痕、基体碳化物状况以及材料中残存元素等对机用锯条韧性有不同程度影响。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条分齿压痕、基体碳化物状况以及材料存元素等对机用锯条韧性有不同程度影响。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用分齿压痕、基体碳化物状况以及材料中残存元素等对机用韧性有不同程度影响。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯齿压痕、基体碳化物状况以及材料中残存元素等对机用锯韧性有不同程度影响。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条的分齿压痕、基体碳化物状况以及材料中的素等对机用锯条的韧性有不同程度的影响。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机条分齿压痕、基体碳化物状况以及材料中残存元素等对机条有不同程度影响。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条的分齿压痕、基体碳化物状况以及材料中的素等对机用锯条的韧性有不同程度的影响。