safe service life的意思|示意

Correct operation and daily maintenance work is the basic guarantee that come true the safe transport, reduce the breakdown, increase of service life.

正确的操作和日常维护保养是实现安全运输、减少故障、延长使用寿命的基本保证。

Long service life, is an ideal, safe and reliable backstop Products.

使用寿命长等特点，是一种理想的、安全可靠的逆止产品。

Pile foundation determines the safe operation of the bridge and service life.

桩基决定了桥梁的运行安全与服务寿命。