three-speed gear 三速链轮 ; [机] 三速齿轮 ; 三档齿轮 ; 三相感应电动机
three-speed motor [电] 三速电动机
three speed gear 三段变速齿轮
three speed sliding door 三速交流电力控制
three-speed AC electric drive 三速电力拖动
three-speed heater fan 三速加热器风扇
Three-Speed Ethernet Controller 三速以太网控制器
Three speed cycles are simple and reliable to ride around the town.
在城里还是骑三速自行车比较简单和可靠。
It was a simple system with only three speed codes-normal, caution and stop.
这是一个简单的系统以只三速度代码正常,小心和中止。
Starting this month, the new Xi'an Chengdu high speed railway will shorten this travel time to three hours.
从这个月开始,新的西安成都高铁将把旅行时间缩短到3个小时。
Mallory believed that was the only way they would have the energy and speed to climb the last three hundred meters to the top and return safely.
VOA: special.2010.06.30
At that speed, the pressure is three times the force of gravity.
VOA: special.2010.07.07
"It includes three hundred million dollars to buy new cars for the government, eight billion dollars for high-speed rail projects, such as a 'magnetic levitation' line from Las Vegas to Disneyland, and one hundred forty million dollars for something called 'volcano monitoring.'
VOA: special.2009.02.27
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