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- track relay lead 轨道继电器引接线
- The working principle of track circuit in Chongqing mono rail was introduced in this paper. It also elaborated the role that track relay played in ensuring fail safety. 介绍了重庆单轨交通轨道电路的工作原理,对轨道继电器为保证故障安全所起的作用进行了阐述。
- The anchor man in a relay team runs last. 接力队中的主力跑最后一棒。
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- This rough track will soon be a metalled road. 这条坑坑洼洼的路不久就要铺上碎石了。
- Six teams competed in yesterday's relay race. 六个队参加了昨天的接力赛。
- I'm trying to track down my old Aunt Maud. 我正试图寻找到我那年迈的婶婶莫德。
- The horse forged ahead the lead in the homestretch. 那匹马在最后阶段突然加速跑到前面。
- The cyclist went at full sail along the track. 自行车手沿着跑道全速前进。
- Shirley will try out for the lead in the play. 雪莉将参加该剧主角的选拔演出。
- Bill has a feeling he is on a fast track. 比尔感觉到他正快速迈向成功。
- She want to relay the carpet in her new home. 她想重新铺设她新房子的地毯。
- The new race track is nearly six miles in extent. 这条新跑道将近六英里长。
- Excessive patriotism can lead to xenophobia. 爱国主义过了头即可导致仇视一切外国人。
- The concert was broadcast by relay. 这场音乐会是实况转播的。
- She wanted to relay the carpet in her new home. 她想重新铺设她新房子的地毯。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- John bears the bell in all track events at school. 约翰在学校里的各个径赛项目中都赢得第一名。
- A new relay of horses was harnessed to the cart. 用作轮换的马都已套到了那辆马车上。
- Graphite is used in making lead pencils. 石墨常被用来做成铅笔。
