fluorescent substance
英
美
- 荧光物质,英光体
双语例句
- The noctilucent door lock comprises a door lock body, and is characterized in that a fluorescent substance layer is arranged on the door lock body.
夜光门锁，包括门锁本体，其特征在于，所述门锁本体上设置有荧光物质层。
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