For the personal safty, must wear it.

为个人安全起见， 一定会穿。

The instrument is of safty and good duplicity.

该仪器使用安全并具有良好的稳定性和重复性。

Then safty coefficient must be calculated as well.

最后还要计算安全系数。

Foot-braking device, for high efficiency and safty.

脚制动装置，高效率和安全性。

Food safty has already become the global focus of attention.

食品安全问题已经成为当今世界关注的焦点问题之一。

Sildenafil became the first-line treatment for its efficacy and safty.

西地那非以其疗效确切、安全性高成为首选治疗。

Those who give up essential liberty to purchase a little temporary safty, deserve neither liberty nor safty.

任何牺牲基本自由以换取短暂安全的人，最后既得不到安全也得不到自由。

Safty design is one of the core technologies for fuze. Fuze safety system is a key actualization of Safty design.

引信安全性设计是引信的核心技术之一，引信安全系统是引信安全性设计的主要体现形式。

Then the proposal of safty measure for fire work of oil tanks repairing.

对储油罐动火维修的安全控制提出建议。

The composition of safty monitor web and monitor position are described.

阐述了地基基础安全监测网的构成及监测目的.