在伦敦,他们在地下铁路系统的朱比里线中的一条隧道布置了传感器,用以监测隧道内的排水量,温度和湿度。
And in London they deployed sensors to monitor displacement, temperature and humidity in a tunnel on the Jubilee Line of the Underground rail system.
伦敦地铁是世界上第一个地下铁路网,于1863年首次启动。今年它迎来了150周年庆。
London's subway, the world's first underground railway network, first opened in 1863. It is celebrating its 150th anniversary this year.
伦敦有庞大的地下铁路网。
1870年的今天,世界上第一条地下铁路——塔地铁在伦敦开通。
1870 - Tower Subway, the world's first underground tube railway, opens in London.
开通于1863年的伦敦市地下铁路是伦敦地铁的前身。这一段开通于那个年代的地铁已经成为了正在日益扩张的伦敦地铁系统的一部分。
The first line was the partially underground Metropolitan Railway line which opened in 1863, and is now a part of the more expansive London underground system.
这是一个意义重大的出生纪念日,因为伦敦地铁是全世界第一个地下铁路系统。
This is an important birthday, because the Tube was the first subterranean train system in the world.
这是一个意义重大的出生纪念日,因为伦敦地铁是全世界第一个地下铁路系统。
This is an important birthday, because the Tube was the first subterranean train system in the world.
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