The direction of luminiferous evacuation indicator is fixed in complex fire accident scene,that is difficult to play safe and effective role in the evacuation instructions.
型疏散指示牌
指引方向固定不变,在复杂
火灾事故现场难于起到安全有效
疏散指示作
。
The direction of luminiferous evacuation indicator is fixed in complex fire accident scene,that is difficult to play safe and effective role in the evacuation instructions.
型疏散指示牌
指引方向固定不变,在复杂
火灾事故现场难于起到安全有效
疏散指示作
。
Luminiferous gem is the man made modern night shining jewel developed with modern technology by research workers and caused strong echo in gemstone circle.
宝石是近期由我国
科学工作者依靠现代科学技术研制出
“现代夜明珠”,在宝石界引起强烈反响。
声明:以上例句、词类均由互联网资源自动生成,部
未经过人工审核,其表达内容亦不代表本软件
观点;若
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