approved flame safety lamp  硝酸; 硝强水

Davy’s 〔safety〕lamp  戴氏安全灯

davy’s safety lamp  达维氏安全灯

electric safety lamp  电安全灯

flame safety lamp  火焰镀锌; 火焰安全灯; 防爆灯

flame safety-lamp  安全灯

oil safety lamp  火焰安全灯

permissible safety lamp  安全灯

safety lamp bouneted  安全灯矿

safety lamp gauze  火焰安全矿灯网罩

safety lamp mine  安全闩

safety cap lamp  安全帽灯

Safety cap lamp for mines  矿用安全帽灯

factor of safety [= safety factor]  安全因素; 安全因数

e-business safety model safety strategy certificat  认证技术; 安全模型; 安全策略; 电子商务

safety conference on safety  安全会议

3-D safety factor  三维安全系数

6-Point Safety Belt  六点式安全带

a robot and Its associated safety mechanism  机器人与其连带的安全装置