Aluminium tube evaporator is an important component in the cold-producing system of refrigerator, and the Aluminium tube corrosion leakage will cause the system failure.

铝管蒸发器是冰箱制冷系统的重要部件，铝管腐蚀泄漏导致制冷系统不起作用。

youdao

This paper introduces the layout of exhaust gas recirculation system in parallel with venturi tube of YC6105ZLQ diesel engines, basic principles and dimension calculation on venturi tube.

介绍YC6105ZLQ型柴油机并联文丘里管废气再循环系统布置，文丘里管的基本工作原理及结构参数的设计计算过程。

youdao

Therefore, using steel spirally fluted tube replacing copper plain tube in HP preheater can be adopted for the boiler feedwater system without copper.

因此，可以采用钢质螺旋槽管替代低压加热器中的铜光滑管，实现锅炉给水系统无铜化运行的要求。

youdao

The London Underground, known as the Tube, opened in 1863, making it the oldest underground system in the world, and this year, a series of celebrations are planned for its 150th anniversary.

BBC: Living in: Great cities for public transport

The Oyster card touch-and-go system was first introduced in London in 2003 to help speed up passage through Tube gates and bus doors.

BBC: London buses to offer NFC contactless card payments

Boyden and Forest, working with Forest's graduate student Suhasa Kodandaramaiah, developed a robotic system to record activity of a single neuron in the living brain using a tiny glass tube.

CNN: Top brain scientist is 'philosopher at heart'