safety control mark的意思|示意
美 / ˈseifti kənˈtrəul mɑ:k /
英 / ˈsefti kənˈtrol mɑrk /
安全控制标志
safety control mark相关例句
The safety switch box is further provided with a contact terminal standardization mark for control and fixation, and an external winding displacement electrical-connection unit can be reserved.
该安全开关箱进一步设有控制、固定用的接点端子规格化标示，且可预留外接排线电连结单元。