东风4C型机车柴油机机体采用铸焊结构。
The engine block for DF 4C diesel locomotives uses cast welding structure.
机车柴油机烧低十六烷值柴油具有很重要的现实意义。
The steam locomotive has been superseded by the diesel locomotive.
机油光谱分析技术已广泛用于内燃机车柴油机的磨损状态监测。
Spectrographic oil analysis technology has been used in the condition monitoring of diesel engines.
围绕重柴油的特性讨论了其在机车柴油机上燃用的难点及对策。
The difficulty and countermeasures in diesel engine burning heavy fuel were discussed taking into account the characteristics of heavy fuel.
本文首先对重柴油在机车柴油机上应用的可行性和意义加以论证。
The paper first demonstrate the feasibility and the significance of the applications of heavy oil in locomotive diesel engine.
该模型可模拟计算机车柴油机的负荷特性、速度特性和牵引特性。
This model may be used to simulate the load-characteristics, the speed-characteristics and the tractive-characteristics of a locomotive diesel.
本文对北京型内燃机车柴油机系统的非线性隔振理论进行了研究。
In this paper the theory of nonlinear vibration isolation of diesel engine system has been studied.
该技术能满足机车柴油机功率调节范围大、热负荷变化频繁的要求。
This technology can meet the requirements of great scope of diesel engine power adjustment and frequent change of heat loading.
为了优化性能，在大功率机车柴油机上应用MIXPC涡轮增压系统。
The application of MIXPC turbocharger system to high power diesel engine can optimize its performances.
本研究利用铁谱技术进行机车柴油机磨合规范的研究和运行工况的状态监测。
Ferrography is used in this research to develop the running-in standards and monitor the operation condition of locomotive diesel engines.
对东风7型机车柴油机运用中气缸盖裂纹情况进行了统计，对裂纹原因进行了分析。
The statistics of cracks of cylinder heads during operation of diesel engines for DF 7 locomotives were conducted. The reasons of cracks were analyzed.
寒冷气候条件下机车柴油机使用低标号柴油是铁路节能降耗、提高经济效益的有效途径。
It is an efficacious method that inferior brand diesel oil is used on locomotive diesel engine in cold weather to economize energy sources and increase economic benefit.
通过对某大功率机车柴油机活塞裙部喷涂复合材料层后在标定工况下装机进行磨合实验。
In this paper, a grinding experiment on a piston skirt profile coated with compound material in a high-power locomotive diesel engine is carried out under a rating condition.
在设计机车柴油机时，许多参数的选择和设定主要着眼于柴油机标定工况下的整机性能。
While designing the locomotive-type diesel engine, the selection and setting of many parameters emphasize on the whole performance of the engine with rated load.
探讨了用超声波技术对运用机车柴油机钢顶铝裙活塞裙部裂损进行提前预防的措施和方法。
The precautionary measures to prevent skirt from fracturing, by means of ultrasonic flaw detection technology, are discussed.
分析了内燃机车柴油机故障诊断技术的现状，在此基础上提出了开发柴油机诊断专家系统的必要性；
This paper analyzes the diagnostic technologies of the diesel at present, and points out that it is necessary to develop an diagnostic expert system.
铁路机车就是具有这一特点的设备，所以开展机车柴油机的故障诊断具有积极的现实意义和经济效益。
Railway locomotives have such kinds of characteristics. It is therefore full of practical significance and economic benefits to do fault diagnosis of locomotive diesel engines.
从国产机车柴油机的运用特点出发，根据国外的成功经验，对调车用机车柴油机供油系统进行了改进。
Based on application feature of domestic locomotive diesel engine and successful foreign experience, the fuel supply system in shunter diesel engine was updated.
阐述了实验室间比对的意义，并以机车柴油机燃油消耗率作为比对参数，说明实验室间比对的实施过程。
Taking specific fuel oil consumption of locomotive engine as a comparative parameters, the implementation procedure of the contrast between laboratories was described.
本文以机车柴油机钢顶铝裙组合活塞为对象，建立组合活塞钢顶铝裙连接螺栓-活塞销的四体接触计算模型。
This paper introduced a four-body contact model of steel crown-the nodular cast-iron skirt-piston pin-connecting bolt for the steel-crown aluminum-skirt composite piston of locomotive diesel engines.
通过对机车柴油机超压现象的原因分析，得出导致柴油机超压的原因有：活塞顶裂纹、活塞气环折断、气缸套磨损。
The cause of over-pressure in Diesel Engine includes fracture on piston, fracture of piston rings and cylinder wear.
通过对目前我国气缸套的几种加工技术的对比，论述了“蜂窝状点坑”节能气缸套在内燃机车柴油机上应用的可行性。
The feasibility of application of "honeycomb pit" energy conservation cylinder liner is analysed based on comparing several kinds of manufacturing technics for cylinder liner at present.
本文还进行了实机模拟试验，结果表明采用相继增压技术后将大幅降低机车柴油机的燃油消耗率，节油效果非常明显。
The paper also conducted a simulating experiment, displaying that the fuel consumption rate decreases largely after turbocharged, the saving in fuel is extraordinary obvious.
本文对相继增压技术进行了较深入地分析，提出此项技术是改进机车柴油机部分负荷性能行之有效的比较理想的技术措施。
This paper analyses deeply about the discipline of sequential turbocharging, puts forward that this technique is more ideal in improving the performances of diesel locomotive with part load.
为此，本文针对机车工作环境的实际情况，提出了采用机车柴油机冷却水作为热源来加热燃油，从而控制燃油粘度的方案。
The paper bring forward the scheme of calefaction to heavy oil by the cooling water of diesel engine according to the actual condition of locomotive, so that the viscosity be controlled.
目前，对改善机车柴油机的部分负荷性能，我国铁路部门没能给予足够的重视，虽然采取了一些措施，但效果仍不太理想。
Now the problem of performances with part load has not aroused the enough recognition in our country. Although some measures had been applied, the outcome is far from ideal.
本文采用的研究手段，形成的研究方法，取得的研究结果具有一定的普适性，能够适用于船用、汽车和机车柴油机的台架磨合。
The studying means, studying method and studying achievement are universal applicable to running-in study of Marine engine, automotive engine and locomotive engine.
大众—这个公司去年在美国销售了30,000辆柴油机车—也表示，如果没有估计错市场增长需求的话，他们意欲把这一销售额扩大到两倍。
Volkswagen, which sold about 30,000 diesels in America last year, says it could have flogged twice that number if it had anticipated the rise in demand.
与柴油机车相比，运行成本只有5%，电动车将很快成为一个看上去更可行的选择。
And with running costs as little as 5% those of diesel models, electric cars will soon start to look like a more viable option.
与柴油机车相比，运行成本只有5%，电动车将很快成为一个看上去更可行的选择。
And with running costs as little as 5% those of diesel models, electric cars will soon start to look like a more viable option.
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