信号灯

Counting semaphore A type of semaphore that is used to track multiple resources of th e same typ e.

一种用来跟踪多个相同类型资源的信号灯。

Landing Signals Officers help guide the plane in, through radiocommunication as well as a collection of lights on the deck.

通过无线电通信和在甲板上一堆信号灯，着陆信号兵们协助飞机安全登陆。

Phys. A 36 11713］, the simulation results indicate that the state of traffic flow is improved obviously and the capacity of the on ramp system has increased.

Phys。 A 36 11713］结果相比，信号灯控制下的匝道系统的交通流状态得到改善并且道路通行能力有所提

With only about 200,000 people and a handful of traffic lights in downtown Apia, Samoa is the western neighbor of American Samoa, an American territory.

萨摩亚人口只有约20万，而阿皮亚市中心的交通信号灯也只有寥寥几个。萨摩亚东邻属于美国领土的美属萨摩亚，它因*近国际日期变更线而闻名。

With only about 200,000 people and a handful of traffic lights in downtown Apia, Samoa is the western neighbor of American Samoa, an American territory.

萨摩亚人口只有约20万，而阿皮亚市中心的交通信号灯也只有寥寥几个。萨摩亚东邻属于美国领土的美属萨摩亚，它因靠近国际日期变更线而闻名。

Some 4,000 cities in more than 120 countries - starting with the remote Chatham Islands off the coast of New Zealand - voluntarily switched off Saturday to reduce energy consumption, though traffic lights and other safety features were unaffected, organizers said.

据&地球一小时&活动组织者介绍，从新西兰海岸遥远的查塔姆岛开始，全球120多个国家的约4000个城市自愿参与了上周六的活动，以减少能源消耗，但交通信号灯和其它安全装置未受影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。