다음 중 전기로에서 열처리할 때 맞지 않는 것은？① 제품을 가열

다음 중 전기로에서 열처리할 때 맞지 않는 것은？
① 제품을 가열할 때 빠른 속도로 가열하여 가열시간을 단축시킨다. ② 산화 및 탈탄 방지에 노력한다. ③ 젖은 손으로 전원 스위치를 조작해서는 안 된다. ④ 열처리할 때는 화상을 입지 않도록 유의한다.

Results (English) 1:

Which of the following does not fit when they deal with the heat from the furnace?① When heating the product rapidly heated by heating time. In an effort to prevent oxidation and decarburization ②. ③ We should not manipulate the power switch with your hands wet. ④ When handling to avoid burns, ensure that the column should be aware of.

Results (English) 2:

It then does not correspond to time of the heat treatment in an electric furnace?
① heated rapidly to heat the product shortens the heating time. ② try to prevent oxidation and decarbonization. ③ should not operate the power switch with wet hands. ④ should be careful not to burn when the heat treatment.

Results (English) 3:

after the heat treatment in the furnace, it is not.① products, heating, fast heating, the heating time can be shortened. in addition to carbon in the ② oxidation and prevention efforts. ③ wet hand operation of the power switch. ④ heat treatment to the burn site, must pay attention to.