The sitting and installation of accumulator batteries which prov
2023-12-01201到400题
The sitting and installation of accumulator batteries which provide a reserve source of energy shall be such as to ensure .
A.the highest degree of service
B.a reasonable lifetime
C.reasonable safety
D.A.B,C are all right
正确答案是D
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明：本文由翰林刷题小程序授权发布，如需转载请注明出处。