We should not blindly demand proof of safety as a prerequisite for using new technology.
我们不应该盲目地要求安全性证据，作为利用新技术的先决条件。
Good explosion proof, safety and security, self-protection against temperature, pressure and etc provided.
防爆性能好，安全可靠、温度、压力等自动保护项目齐全可靠。
Safety of Explode-proof is the core of the safety in the petrol and chemical industry.
石化企业的防爆安全是企业安全工作中的重中之重。
Explosion-proof safety inspection equipment;
防爆安全检查器材；
The utility model has the advantages of simple structure, safety, high pull resistance and water-proof.
本实用新型具有结构简单、安全，抗拉性好，防水的优点。
The utility model has the advantages of simple structure, safety, high pull resistance and water-proof.
本实用新型具有结构简单、安全，抗拉性好，防水的优点。
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