pekinensis 'Aichi Hakusai' 安全卫生标准:safety and sanitation standard 铵态与硝态氮:ammonium and nitrate ..
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达到安全卫生标准 TLV
国家职业安全卫生标准 GBZ
职业安全卫生标准 Occupational health and safety standards
劳动安全卫生标准 work safety and health standards
报道了我国现有激光安全卫生标准;
对新上岗人员进行实验室操作、设备使用及安全卫生标准等培训。
Train new starters in laboratory procedures, use of equipment and safety and hygiene standards.
重点介绍了我国激光安全卫生标准在(1996~2000)年期间的进展;
The proceedings of national safety standard of laser in 1996-2000 is emphatically introduced.
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