列车

The low-frequency noise in the structure-acoustic field coupling system of high-speed train was simulated and analyzed.

对某高速列车拖车的仿真分析结果表明：该车声学测试点的总声压级超出了TB 1809—86标准拖车客室的容许噪声值；在某些计算频率下，车体某些部件涂敷阻尼材料后对客室测试点的声学贡献由小变大，这说明阻尼材料不仅改变了这些部件的振动幅值，同时也改变了振动相位。

The transient flow field induced by a high-speed train moving into a tunnel is a three-dimensional, compressible and turbulent field.

高速列车突入隧道时隧道洞口的流场是一个复杂的三维、可压缩、非定常的紊流流场。

According to the structure of the diesel locomotives, the author puts forward the possibilities of the application of the HFC-227ea gas fire-extinguishing system, and analyses its difficulties and solving methods.

从铁路内燃机车的火灾危险性分析着手，根据内燃机车的结构和环境特点，提出了七氟丙烷灭火系统应用的可行性，并分析研究了应用中的难点和解决方案，通过模拟试验验证了七氟丙烷系统在气流交换量较大的列车上使用的可行性并基本适宜在机车上采

In Philadelphia, Adtranz is supplying a new Flexiblock CBTC system for the five-mile Subway-Surface Light Rail Tunnel.

在费城， Adtranz是提供一个新的Flexiblock列车控制系统的5英里的地铁轻轨隧道表面。

Now, the technology of flash welding has been applying in the engineering of rail welding progressively. The temperature field of flash welding plays a crucial role in the quality of welding joint, so the study of welding temperature field is significant to ensure the traffic safety and quality of welding and reduce the cost of welding.

目前，闪光焊技术在我国钢轨现场焊接工程中的应用正日益增多，由于钢轨闪光焊的焊接温度场对接头质量起着决定性的作用，因而开展钢轨闪光焊温度场的研究，对于控制焊接质量，降低焊接成本，提高列车运行安全具有十分重要的意义。

At that time, some damaged tanks were put on railway flatcars and used as parts of armoured trains.

当时一些受损的车辆被临时装载到车皮上，充当临时装甲列车的火力点。

I will buy some food and drinks at the train station, or a box lunch from a food cart on the train.

我会在火车站买些食物和饮料，或者从列车上的卖食物上的推车上买个便当。

It turned out that the young man was to step his foot on the underground railway track to commit suicide when the train was approaching.

果然，当这个青年看到列车进站时便把脚伸向轨道，想自寻短见。

All the other trains are Japanese, and they're what people see on most new footages.

所有的其他列车都是日本的。

Mr Lübben, in contrast, said it was "understandable" China was reluctant to rely on entirely foreign-built trains.

与之形成对比的是，吕本表示，中国不愿依赖完全由外国制造的列车，是&可以理解的&。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。