Selfridges was the first big London store to install closed-circuit videotape equipment to watch its sales floors.
塞尔弗里奇是伦敦第一家安装闭路录像设备来监视销售楼层的大型商店。
ACCORDING to a much-reported survey carried out in 2002, Britain then had 4.3m closed-circuit television (CCTV) cameras-one for every 14 people in the country.
根据2002年公布的统计数字，英国拥有430万个闭路电视监控器，平均每14个英国公民就拥有一个。
The hotel has elegant and cozy standard rooms and luxury suites, all equipped with closed-circuit satellite TV and central air conditioning.
宾馆拥有雅致舒适的标准客房和豪华套房，客房内设有卫星闭路电视系统和中央空调。
Industrial tests verified that there is a possibility to produce HPC superfine additives with ordinary closed-circuit grinding system and provided a new way to further utilize slag.
通过工业性生产试验验证了利用普通圈流磨系统生产HPC超细活性掺合料的可行性，为矿渣的进一步开发利用提供了一条新途径。
Researchers observed the children via closed-circuit television and recorded their activities.
研究者通过闭路电视观察孩子们的行为。
The videos were shown on the ship's closed-circuit television system to the carrier's crew of 6,000 during deployment.
这些录像在这艘拥有6千名船员的航空母舰在外面执行任务期间在其闭路电视上播放。
The paper introduces the design of closed-circuit soft water cooling stave control System used in No. 3 blast furnace in Baosteel.
本文介绍了在宝钢3号高炉上采用的软水密闭循环冷却壁控制系统的设计。
The results showed that, an iron concentrate with a TFe grade of 65.50% and a recovery of 83.09% can be obtained by the closed-circuit bench test.
结果表明，采用选择性絮凝脱泥-阳离子反浮选流程闭路试验可获得铁精矿品位为65.50%，回收率为83.09%的较好指标。
Therefore the research of pump-control-motor closed-circuit for mobile hydraulics driving system and key hydraulic components will have great significance.
因此对工程机械行走驱动泵控马达闭式回路系统及关键液压元件开展研究将有重大意义。
The utility model provides a food sterilizing cabinet with air wet removing, which is mainly composed of a control circuit and an air closed-circuit circulation system.
本实用新型提供了一种空气去湿食品消毒柜，它主要由控制电路和空气闭路循环系统组成。
The paper USES spool valve system drawing equivalent to cartridge valve system drawing to design a typical hydraulic closed-circuit system consisting of two-way cartridge valve.
本文采用滑阀系统图等效成插装阀系统图的方法，设计出一种由二通插装阀组成的典型闭式系统。
Because of being subjected to the different conditions, coal slurry water processing technology of Xinghua coal Preparation Plant affects closed-circuit circulation of wash water.
由于受不同条件的制约，杏花选煤厂煤泥水处理工艺影响了洗水的闭路循环。
Objective To evaluate the effects of controlled hypotension induced by closed-circuit low flow anesthesia with desflurane and isoflurane on baroreflex sensitivity (BRS) in children.
目的评价低流量吸入地氟醚或异氟醚控制性降压对患儿压力反射敏感性(BRS)的影响。
For a closed-circuit comminution process composed of comminution and classification operations, the steady-state can be calculated by means of simulating the process with converging locked-cycles.
对由粉碎作业和分级作业构成的闭路粉碎流程，可用循环收敛法进行流程稳态的仿真计算。
Objective: To investigate the effects of static magnetic fields which are generated by the open-circuit and closed-circuit dental magnetic attachments on the enzymology of human gingival fibroblasts.
目的：研究不同磁路设计的磁性附着体所产生静磁场对人牙龈成纤维细胞酶学的相关作用。
An analysis of the antenna and scattering theory is an important part in the electromagnetic problems, which describes the energy transformation from a closed circuit system to an open space system.
电磁问题中有很大一类是研究天线和散射理论，即由封闭电路系统向空间开放系统的能量转换。
The state of the circuit (open or closed) determines the jumper setting.
电路的状态(开或闭)决定了跳线设置。
This paper proves that the two expressions of the electromagnetic induction have an equal effect on any closed circuit.
证明两种电磁感应表述对任何闭合回路完全等效。
Settling Time—This is the time required for the circuit to stabilize once the relay has been closed.
稳定时间——是指继电器关闭后电路达到稳定所需的时间。
It is equal numerically to the e.m.f. in the closed circuit.
它在数值上等于闭合电路中的电动势。
DC constant current power supply circuit based on current closed-loop feedback control is brought (forward) in this paper and how to design the circuit is also emphatically introduced.
开发了一种基于电流闭环反馈控制的数控直流恒流源，介绍了该电路的设计思路。
Central air conditioner, automatic fire alarm, closed circuit TV watching system, communication network, public broadcasting and cable TV are all available in the exhibition hall.
展览大厅配有中央空调、自动火警、闭路电视、通讯网络、广播和有线电视。
The current starts flowing as soon as the battery is connected to the closed circuit.
当把电池一接到闭合电路上，电流就开始流动。
The imported SEW reductor can be used in closed circuit.
采用进口的SEW减速机作闭环系统。
The effectiveness of an air tight ventilatory dust exhaustive system with closed circuit cycle and pulse fissure blow filter bag was studied.
本课题采用的闭路循环式密闭通风除尘系统，使用环隙喷吹脉冲滤袋除尘器。
Dynamic performance of closed circuit control system is improved, and the tests are carried out to testify the reasonableness and the feasibility of the designed PLC control system.
同时，使闭环控制系统动态性能大大提高。通过试验，证实了控制系统设计的可行性和合理性。
The results revealed a closed return circuit composed of arteriae maxillaries externa, arteriae maxillris interna, vein maxillaris externa and vein maxillaris interna in mandibular region.
结果发现，在下颌区域，颌外动脉、颌内动脉、颌外静脉和颌内静脉形成闭合的循环回路。
The results revealed a closed return circuit composed of arteriae maxillaries externa, arteriae maxillris interna, vein maxillaris externa and vein maxillaris interna in mandibular region.
结果发现，在下颌区域，颌外动脉、颌内动脉、颌外静脉和颌内静脉形成闭合的循环回路。
应用推荐