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- Constructs, maintains and repairs overhead line systems. 建造、保养及修理架空电线系统。
- No air filter is considered for air supply unit. 新风处理机组没有考虑空气过滤处理。
- Aluminium-magnesium-silicon alloy wire for overhead line conductors. 架空导线用铝镁硅合金导线。
- The noise level of air supply unit should be marked on the drawing. 机组要有噪声要求。
- Overhead lines have more outages than underground cable per unit length, but the outages are usually shorter in duration. 架空线路单位长度的停电数要比地下电缆的多,但停电持续时间短。
- And it is certified that the device is very useful to prevent insulated overhead line breakage and insulator damage from lightning overvoltage faults. 作为配电线路中的架空绝缘电缆的过电压保护装置，可有效地防止雷害造成的断线、绝缘子损坏等事故，避免因断路器动作中断供电而影响供电可靠性。
- At 345 kV a figure of ten times the cost of an equivalent overhead line is quoted for average suburban areas in the U. S. A., this ratio decreasing with lower voltages. 在美国一般市郊地区,引证的数据表明345kv的地下输电的等值成本为架空线路成本的10倍。电压低,此倍数可降低。
- Track-laying and energisation of overhead lines were substantially complete. 路轨铺设工程及架空电缆通电工程已大致完成。
- The stabilized power supply unit for the detectors is mounted at the rear of the chassis. 检测器的稳压电源安装在框架后面。
- Uses this product to be allowed to enhance the line the anti-radar level, the nature clean effect is good, Reduce accident rates, guarantee overhead line safe operation. 使用此产品可以提高线路的防雷水平,自然清洁效果好,降低事故率,保证架空线路安全运行。
- The paper analyses the problem of inadequate self supply of coke and summarizes that the fluctuation of fine pulverized coal and the imbalance in charging are main reasons affecting coke production. 针对焦炭自供能力不足的问题进行了分析,煤粉碎细波动大、装煤量不均等是影响焦炭产量的主要原因。
- Conversation by overhead line, 900 miles-New York to Chicago. First commercial Strowger installation; LaPorte, Indiana, USA. Used switcher with 100 line disc-type banks. 全长900英里，从纽约到芝加哥的架空电话线开通。第一个商业化的史端乔系统在美国印第安纳州拉波特安装。使用的交换机带有100个线路排线架。
- Article13. The drinking water provided by a water supply unit must conform to the hygienic standards set by the state. 第十三条供水单位供应的饮用水必须符合国家规定的卫生标准。
- Luo Junhua,Nie Dingzhen,Zhang Jinxiu,et al.Overvoltage protection technology of insulated overhead line up to 35 kV[J].High Voltage Engineering,2000,26 (3):40-41. [2]罗俊华;聂定珍;张锦秀;等.;35 kV及以下架空绝缘电缆过电压保护技术[J]
- The drinking water provided by a water supply unit must conform to the hygienic standards set by the state. 第十三条供水单位供应的饮用水必须符合国家规定的卫生标准。
- The noise produced by air supply unit will influence the normal usage of the lab. 机组产生的噪声会影响实验室正常使用。
- Note: Certain overhead lines may also be constructed with insulated conductors. 注：某些架空线路也可由绝缘导线构成。
- Ir supply unit installed in the ceiling whose condensed water will drop into the ceiling. 每层的新风机组安装在实验室吊顶内,会产生凝水漏到吊顶内。
- Article 13. The drinking water provided by a water supply unit must conform to the hygienic standards set by the state. 第十三条供水单位供应的饮用水必须符合国家规定的卫生标准。
- The true advantage ofthis concept is faster time to market, lower NRE cost and reduced power supply unit cost. 其优点在于加快面市时间，降低固定设备成本和降低电源单元的成本。
