导线必须与接触器后方对接。
A.The wire must touch the front of the contact. B.The wire must bond the rear of the contact. C.The wire must touch the rear of the contact.正确答案B
导线必须与接触器后方对接。
A.The wire must touch the front of the contact. B.The wire must bond the rear of the contact. C.The wire must touch the rear of the contact.正确答案B
