使用寿命

提高汽车后桥齿轮使用寿命的新途径

New Ways of Improving Operation Life of Vehicle Rear Gear

影响水泥混凝土路面使用寿命的因素及对策

Factors of having influence on cement concrete pavement operation life and countermeasure

维修既没有使设备增值，也没有延长其使用寿命。

The repairs did not increase the value or the life of the equipment .

我们能源系统的主要组成部分，例如燃料生产、燃料精炼、发电和配电，用的都是使用寿命很长的昂贵设备。

The major components of our energy systems , such as fuel production , refining , electrical generation and distribution , are costly installations that have lengthy life spans .

他们的理念是，延长牛仔裤的使用寿命不仅对环境有益，还能让消费者从产品中获得更多价值。

Their philosophy is that extending the life of a pair of jeans is not only great for the environment , but allows the consumer to get more value out of their product .

此外，在防止缠绕电缆退建，延长电缆使用寿命。

Furthermore the built in cable rewind prevents tangling and prolongs cable life .

可靠性高，使用寿命长，防潮性、抗腐蚀性好

High reliability , long life excellentmoistureproof and cauterization .

另一种方法是延长电器的使用寿命，因为制造每个新电器时都会产生二氧化碳排放。

Another is to keep appliances for longer because each new appliance creates CO2 emissions when it 's manufactured .

因此，这个报告称，如果人们的手机使用寿命是四年，而不是两年，其影响则会减半。

So , if people keep their phones for four years instead of two , the report says , the impact is halved3 .

V形传动带的改进目的主要是为了提高其使用寿命。

The improvement of V-shape driving belt is mainly for the purpose of extending its service life .

现场试验结果表明，经采用物理气相沉积技术进行TiN涂层处理后，钻井泵泵阀使用寿命较未采用这项技术处理前提高了将近3倍。

The result of field test shows that the service life of the drill pump valve treated with TiN coating Increases by three times .

先进的三层结构PE外防腐涂层提高了管道的防腐性能和使用寿命。

And the anti corrosion property and service life of the pipeline are enhanced by utilizing the advanced PE exterior corrosion inhibiting coating with three ply structure .

MT型可逆自动调心托辊是近年来国内开发的曲线回旋体侧辊型调心托辊，但原结构有缺点，使用寿命较短。

MT type reversible self-centering idler is a kind of self-centering idler with revolving curved body side idlers developed in our country recent years .

由于CT机X线管的价格昂贵，且使用寿命有限，因此如何延长X线管的使用年限就成为每个医疗单位非常关注的问题。

It has became a very much concerned problem for every hospital to know how to prolong the service life-span of X-ray tube in CT machine , as its price is very high and its life-span is limited .

掺Sb的SnO2中间层显著改善了钛基二氧化铅电极的稳定性，提高了使用寿命。

The presence of an intermediate layer of Sb-doped Sno_2 improves greatly the anodic characteristics of a Ti-supported lead dioxide electrode and increases its anodic durability .

影响HK-40转化炉管使用寿命的原因及措施

Causes of Effecting the Service Life of HK - 40 Reformer Tubes and Preventative Measures

以此为基础，构建了机场沥青混凝土跑道道面的PCI预测模型，应用该模型能够较为准确地预测沥青混凝土跑道道面剩余使用寿命。

On the basis of the two relations , a new PCI decreasing model was proposed to predict the remaining life of the asphalt concrete pavement of airport runway , and has been successfully applied in SHIA .

通过堆焊Co基合金的方式显著提高了阀门密封面耐磨损、耐腐蚀性能及高温性能，延长了使用寿命，节省贵重材料，并降低了产品成本。

Plasma cladding is applied to co-based materials in power plant valve , which played an important role in improving the materials performance of wear-resisting , anti-corrosion and high temperature resistance , prolonging service life , saving expensive materials and reducing production cost .

为了提高船舶舱内碳钢制品的使用寿命，以20碳钢为例对其表面采用无氨、无氰溶液镀Zn以及钝化处理。

In order to enhance the service lifetime of products made of carbon steel in the cabin of watercraft , the 20 # carbon steel is galvanized in a bath without ammonia or cyanogen and then a post passivation disposal is carried out .

阐述了线切割加工（WEDM）对模具寿命和表面质量的影响，并在此基础上提出了相应的改进措施，以利于提高模具使用寿命，避免模具的早期失效。

The influence of WEDM on die mold life and surface quality is stated , based on the analysis , the improvement measure is proposed , improved die mold life and avoid the early failure of die mold .

结果表明，有TiN涂层的高速钢钻头使用寿命是无涂层钻头的5~7倍，有TiN涂层硬质合金铣刀的使用寿命是无涂层铣刀的3~11倍。

The results show that the durability of TiN coated high-speed steel drills is 5 to 7 times longer than that of uncoated drills . For hard alloy milling cutters , the durability of coated tools is 3 to 11 times longer than that of the uncoated ones .

为了提高电弧喷涂模具的复制精度和使用寿命，研究了喷涂工艺参数变化对电弧喷涂制模中Zn-Al伪合金金属壳的硬度和致密性的影响。

The effect of spraying parameters on the rigidity and compactness of Zn-Al pseudo alloy coating shell of an arc-spraying die was investigated , aiming at improving the precision and service life of the arc-spraying die .

D3520载体对活性组份具有良好的吸附性能，延长了催化剂的使用寿命。

The active component can be well adsorbed on the support ( D3520 ), on which the lifetime of the catalyst is prolonged .

该阴极的使用寿命已达2110h，可供引出脉冲束流200mA。

The lifetime of the cathode is up to 2110 h while the extracted pulsed beam current is about 200 mA .

生物增强活性炭（IBAC）能否取得长期运行稳定效果，活性炭能否获得更长的使用寿命是该技术能否推广的关键。

Intensed biological activated carbon ( IBAC ) can produce long-term operation stability results , activated carbon is the availability of longer useful life of the key technologies can promote .

以树干毕赤酵母（Pichiastipitis）为发酵菌株，利用海藻酸铝凝胶代替海藻酸钙，可明显延长固定化酵母的使用寿命，海藻酸铝凝胶耐磷酸盐能力是海藻酸钙凝胶的3倍。

Life time of immobilized Pichia stipitis yeast cells was prolonged significantly when the gel was formed with aluminium alginate instead of calcium alginate . Endurance against phosphate of aluminium alginate gel was increased 3 times than that of calcium alginate gel .

由Ni-hardⅣ合金镍铸铁制作的磨辊衬板在磨损后改用KSW焊丝堆焊修复，提高磨辊衬板的使用寿命4倍以上。

After the roller lining plates made of Ni - hard IV were worn , their service life can be prolonged 4 times in case repaired by bead weld with KSW welding wire .

结果表明，3Cr2W8V钢模具强韧化处理后再经离子渗氮处理，可在保持基体良好的强韧性、耐热疲劳性的同时，提高表面硬度和耐磨性能，使模具使用寿命大幅度提高。

The results showed that the ionic nitriding can raise the dies ' surface hardness and wear resistance on the basis of maintaining the good strength-toughness and heat fatigue resistance of matrix and greatly prolong the dies'service life .

采用DF-S油对轴承零件进行马氏体等温淬火试验，证明该淬火油可以显著降低变形和应力，提高钢球的压碎载荷及轴承的使用寿命。附图3幅，表3个。

With Step-quenching bright oil DF-S , the martensite step-quenching test for bearing component has been made . The test results show that the oil may significantly reduce the deformation and stress , increase crushing load of the steel ball and service life of the bearing .

优化烟道工艺结构提高烟道使用寿命

Extend the Service Life of Flue by Optimizing its Process Structure