long lifetime

The species has a long lifetime in the absence of etchable material.

当能刻蚀的材料不存在时,这些物种就具有较长的寿命.

So the axial force is reduced, the fixing centre of the concave bit is stable and the concave bit has a long lifetime.

从而减小了轴向力，使钻头定心稳、寿命长，提高了钻削速度和工作效率。

The results show that the W-LED reading lamp have many advantages, such as economizing energy, long lifetime, steady working capability, good direction.

结果表明：W LED灯具有节能、超长寿命、工作性能稳定和方向性好等显著优点。

Used newest lighting technology of semi-conductor, safety, long lifetime, and environment friendly.

使用最新的半导体照明技术，安全、长寿、无污染；

Imported accessories are adopted, Less noise, Long lifetime, easy maintenance.

采用进口配件, 低噪音, 高寿命, 使用方便维修更方便.

Intravenous band developed during the patient's lifetime and not as congenital disturbances. It due to long time compression and result in excess proliferate and fibrosis at the intima of the compressed left iliac vein.

静脉内粘连结构是后天形成的，是由于静脉长时间受压刺激后发生内膜过度增生和纤维化的结果，平滑肌的增殖和迁移起着重要作用。

Lighting source: Low light-declining LED, long lifetime, energy saving, high efficiency and environment protective.

使用光源: 一律采用低光衰大功率的LED作为 光源, 以确保其长寿命 、 节能 、 高效、环保的特点.

The characteristics of the method include low background noise, high selectivity and long fluorescence lifetime.

此方法具有背景干扰小，选择性高和体系中铽的荧光寿命长等特点。

Speciaty full power , high luminance, smooth lighting, waterproof and dampproof, long lifetime.

用途:主要用于庭院灯 、 草坪灯及家庭生活照明, 更适用与防水防潮场合照明.

Manufacture of High Performance and Long Lifetime Machinery Parts by Nano Material and Infiltrated Technology

应用纳米材料和渗入技术制造高性能长寿命机械零件

As one kind of high current closed switches, the spark gap switch with two graphite electrodes has the advantages such as large charge transfer, high current capability, long lifetime span, stability and low cost.

石墨型两电极气体开关作为大电流闭合开关的一种，具有转移电荷高、通流能力强、使用寿命长、价格低廉、工作性能稳定等优点。

Speciaty : Sole mini housing design , full power , high luminance , smooth lighting, save over 75 %, long lifetime.

特点: 独家小巧塑件设计, 功率足、亮度高 、 光色柔和, 节能达75%以上, 寿命更长.

Speciaty: Special interior design, more speedy start and restart, long lifetime, good color rendering.

特点: 独特的内胆设计, 启动或再启动时间更迅速, 寿命更长,光效更高.

The induced draught fan in pulverizing system is replaced with more suitable type because the old fan has problem of main shaft rupture and shell vibration, short lifetime after long time operation, lower reliability.

考虑到改前风机运行中存在的主轴断裂、机壳振动等实际问题，使用时间较长，剩余寿命较少，可靠性较低；

Because of their long lifetime, the interaction could be studied in the scale of microsecond.

寿命很长，可以在微秒范围内研究它们之间的相互作用。

It has the advantages of sensitive reaction , accurate measurement, explosion-proof and long lifetime and is quite practical.

该传感器具有液位测量准确、反应灵敏 、 防暴、使用寿命长等优点,是一种有很大实用价值的新型液位传感器.

More auto function, and long lifetime of mainframe with better stability.

自动化功能更多, 整机寿命以及稳定性能更佳.

White light-emitting diodes ( LED) have been called as the fourth generation solid-state lighting source due to their small volume, energy-saving, environment-friendly, and long lifetime.

白光LED具有体积小、节能、环保、寿命长等优点，被称为第四代照明光源。

Sodium polysulfide/ bromine ( PSB) energy storage battery had advantages of high efficiency, long lifetime, low cost and rapid response. It was suitable for utility scale application.

多硫化钠/溴（PSB）贮能电池具有成本低、寿命长、效率高、响应快等优点，适合建造大规模贮能电站。

Through detail investigation, some results can be obtained as follows: A steady and long lifetime zirconium-salt ( MZ) solution was developed successfully.

主要得出以下结论：研制出稳定性好、寿命长的锆盐（MZ）体系溶液。