life test

Main factors influencing the service life of solid caustic soda pots;

影响固碱锅使用寿命的主要因素

Discuss on how to improve the service life of injection mold;

如何提高注塑模具使用寿命

Experiences of Prolonging Service Life of Profiled Reed of Air-jet Loom;

延长喷气织机异形筘使用寿命的体会

Study on technology of increasing working life of cold extrusion terne die;

提高冷挤压凸模使用寿命的工艺研究

Ways to improve the working life of casting roller;

提高铸轧辊使用寿命的途径

The effect of surfacing process technology on the working life of a cylinder sleeve;

表面加工工艺对气缸套使用寿命的影响

The life of die and choosing and treatment of die materials;

模具的使用寿命与模具材料的选用和处理

A large-scale study on the extension of activated carbon′s life;

延长活性炭使用寿命的生产性实验

After improvement of heat treatment of sliding boots bottom in MG300/700-WD coal-winning machine,organization of sliding boots' bottom could be improved,rigid and wear-resisting of sliding boots' bottom could be raised very much,sliding boots have high fatigue limit,life of sliding boots could be raised,productivity could be raised.

经过对MG30 0 70 0—WD型电牵引采煤机滑靴底面热处理工艺的改进 ,能够改善滑靴底面的组织 ,提高滑靴底面的硬度和耐磨性 ,使滑靴具有高的疲劳极限 ,提高了滑靴的使用寿命 ,提高了生产效

The machine's life is very long.

这机器使用寿命很长。

To help ensure its longevity

为保证该机的使用寿命,,

operational life proof cycle

使用寿命,保证周期

High quality bearing steel is selected to prolong the beering's service life.

轴承选用精制轴承钢，使用寿命长。

Adopt stainless steel net bring transmission, service life long.

采用不锈钢网带传动，使用寿命长。

Sintering as a whole offers resistance against friction, pressure and corrosion, with long service life.

整体烧结，耐磨耐压耐腐，使用寿命长。

Integral Backseat– hardfaced for maximum backseat life.

(10) 整体后座–硬面，使用寿命最长。

SOLAR BATTERY: CRYSTAL SOLAR CELL, LIFE TIME>10 YEARS.

太阳能电池:多晶硅，使用寿命长达10年.

Pneumatic system is lubricated automatically. The service life of the product is long.

气动系统自动润滑.产品使用寿命长.

As lubricated with outside clean water, bearings are of long life.

导轴承由外接清洁水润滑，使用寿命长。

The measure have been accordingly taken to increase the die life.

制订了提高模具使用寿命的措施。

Contains biocide to extend fluid life.

含有杀菌剂以延长切削液使用寿命。

Factors for calculation of the life cycle cost:

计算使用寿命成本的因素：

He had a way of coaxing extra performance out of tired machinery.

他想方设法延长旧机器的使用寿命。

This kind of stainless steel pan has a long life performance.

这种不锈钢锅，使用寿命长久。

Periodic rotation of tyres will result in longer tyre life.

轮胎定期换位能延长其使用寿命。

Use life: over20000 times in full load.

□ 使用寿命：满负载时大于2万次。

Study on prolonging the service life of knife die for heavy steel plate nettings

提高重型钢板网刀模使用寿命的研究