Individual electrical symbols are provided in this specification as a suggestion for those who do not have an established code
选项:
A:In this specification, for those who do not have an established code, individual electrical symbols are given as asuggestion.
B:As a suggestion for those who do not have an established code , individual electrical symbols are gained in this specification.
C:As a suggestion for those who do not have an established code , individual electrical symbols are required in this
发布时间:2024-06-08 14:46:25