铺到每户的铜芯电话线路作为运输业运营商进行管制。
The copper telephone line that ran to every house was regulated as a common carrier.
绝缘层一般为纯天然橡胶，铜丝为无氧铜，这样，才能保证线芯的良好导电性及电缆的安全性。
The insulating layer is pure natural rubber, copper wire for copper, so, in order to ensure the safety of wire and cable of good conductivity.
信号控制电缆采用能耐交流额定电压500伏以上的铜芯电缆。
Signal control cable applied the copper cored cable which may withstand 500 AC rated voltage.
在过去几年中，铜价上升的幅度很大，导致铜芯电缆成本成倍增长，经济截面有减小的趋势，因此以前确定的经济截面是否仍满足载流量要求有待验证。
The ever-increasing copper price in the past several years has led to a significant increase of the cost of copper cables, and the economic section has hence decreased.
再将变压转换器的（AC）区域的L、N接入220V电源（2.5的铜芯电线），如安装位置较低，最好接上地线。
Four, and then the (AC) region of the L, N access to the 220V power supply (2.5 of copper core wires), such as the installation position is low, the best grounding wire.
一接头，设置在上述芯线及包覆层的首端与电源的供电线的连接处，用以包覆所述的铜绞合线与电源的供电线的电气连接的塑料罩壳。
A joint. It is set at the connection of the cover head of core with power supply wire to cover the plastic casing of electric connection of copper strand and power supply wire.
定子槽线圈的异常升温是由外部引入的几种结垢物堵塞空芯铜导线引起的。
The abnormal rising temperature of the stator slots was due to scaling substance blocking hollow copper conducting wire.
该结构的主要特点是实现了磁芯窗口面积利用率的最大化，可降低集成磁元件的铜损和改善其散热条件。
It features the maximum utility ratio of the core window areas and can reduce the copper loss and improve the heat dissipation of the integrated magnetics.
用视塑性(网格)方法研究了铜复铅芯模拟样品轧制时的变形行为，与无铅芯的样品进行了比较，由此了解带液芯连铸坯轻压下时的变形特征。
The Cu Pb clad samples were used to simulate the strands with liquid core and the deformation characteristics of the sample in the rolling process were investigated by visio plasticity (mesh) method.
以液固相反向凝固法生产的包铜钢线为研究对象，利用有限差分法分析了铜在钢线芯体上的浸覆过程；
The paper presents an study of copper clad steel wire produced by liquid and solid bonding method. Using the finite difference equation, the dipping process is analyzed.
水内冷发电机空芯铜导线的腐蚀问题是影响发电机安全运行的重要因素。
The key factor of generator safe operation is affected by the corrosion of water internal coaling generator's hollow copper conductor.
钢芯线预热温度和铜液温度的升高使包覆比下降，重熔时间缩短。
The increase of the preheating and liquid copper temperature of copper clad steel wires makes the cladding ratio down and the remelting time short.
第一层包覆所述金属芯的外表面，并且通过从包含铜离子的第一浴中电镀铜或铜合金产生。
The first layer encases the eternal surfaces of the metallic core and is produced by electroplating copper or copper alloy from a first bath containing copper ions.
外表铜和内芯铝结合在一起提供了优良的传导性和精确的烹饪控制性。铜的外表集合了传统和现代的美。
Copper exterior and aluminum inner core combine for superior conductivity and precise cooking control. Brushed cooper exterior complements both traditional and contemporary decor.
系列束线机主要用于塑料及橡皮电线电缆铜（或铝）线芯的绞合。
Usage: it is suitable for copper or aluminium cores of plastic or rubber-insulated cables to get bunching and stranding.
用于铜、铝和钢芯铝绞线的绞合，也适用于小截面控制电缆的成缆。
The machine is used for stranding Al wire, copper wire and steel core Al wire. It also can be used for lay up cable of small size.
用于铜、铝和钢芯铝绞线的绞合，也适用于小截面控制电缆的成缆。
The machine is used for stranding Al wire, copper wire and steel core Al wire. It also can be used for lay up cable of small size.
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