It can choose single track or double track according to demand.

可根据实际需要选用单导轨或者双导轨。

youdao

This paper expound design thought, working principle and advantage of double track typed flexible transmission with multi point engagement.

阐述了新一代双轨道式多柔传动装置的设计思想、工作原理及优点等。

youdao

A great amount of post tensioned pre-stressing concrete single box beam for double track (as called the box beam hereinafter) has been used on the line.

该线大量采用后张法预应力混凝土双线单箱简支箱梁。

youdao

"It is a double track approach,of course, to have a very clear position on sanctions, not only on Security Council, but specific new measures from the European Union on the financial side - on the oil and gas sector, in all elements that can give to Iran a very clear message that they have to move and respond to the requirements of the international community."

VOA: standard.2010.07.28

There are said to be more than 156 kilometers of double track checker plate steel creating drivable roads in the sand and more than 4, 000 hollow steel floating pontoons supporting 18 temporary bridges spanning the Ganga and Yamuna.

FORBES: Why a Harvard Finance Instructor Went to the Kumbh Mela

Double-track rail would have a low value, and single-track sections a high value.

FORBES: Magazine Article

Pistorius, the 26-year-old double amputee track star, is accused in the killing of his girlfriend, Reeva Steenkamp, 29, last month.

CNN: Botha, former Pistorius detective, off police force