A.置換焊補(bǔ)、帶壓置換焊補(bǔ) B.置換焊補(bǔ)、帶壓不置換焊補(bǔ) C.大電流焊補(bǔ)、帶壓不置換焊補(bǔ) D.置換焊補(bǔ)、帶料焊補(bǔ)
A.4.8~93% B.2.8~93% C.2.8~73% D.2.9~93%
A.22~81% B.2.2~81% C.2.2~8.1% D.2.2~18%