1·If a coil has no metal core it has an air core.
如果线圈没有金属芯子，它就有一个空气芯子。
2·This is why high frequency transformers often have an air core.
这就是为什么高频变压器经常有空气的核心。
3·The distribution of temperature field of air core reactor is obtained.
得到空心电控器的温度场分布。
4·The influence of air core on separation performance of hydrocyclones was deeply analyzed.
空气核的稳定性极大程度地影响着水力旋流器的有效分离。
5·An air core spiral strip transformer, a kind of tesla transformers, which has been designd and manufactured.
介绍了带绕式空芯变压器的基本特点和应用前景。
6·Through over voltage on-line monitoring device testing, inquire into lightning protection of the reactor with air core.
并通过安装过电压在线监测装置进行测试的方法，初步探讨了空心电抗器防雷的作用。
7·The finite element model of the air core coil is established and the influential factors of conductor size is analyzed.
建立空心线圈的有限元模型，对线圈尺寸影响因素进行了分析。
8·Main: belts, tires, inner tubes, cylinders, pistons, piston rings, spark plugs, power door locks, Lungu, bearings, air core, brake pads, cable lines, clutch, odds, valve.
主营：皮带、轮胎、内胎、汽缸、活塞、活塞环、火花塞、电门锁、轮古、轴承、空气芯、刹车皮、拉索线、离合器、波盘、气门。
9·Air core comes into being because of central minus pressure and goes through the hydrocyclone from the overflow gate to the bottom outlet after the flow field become steady.
其内部由于中心负压而形成空气柱，当流场稳定后，该空气柱从底流口到溢流口贯穿始终。
10·To avoid shortcomings of conventional current transducers in insulation and saturation, the hybrid optical sensor head of a new type air core current transducer is presented.
针对传统电流互感器易饱和﹑绝缘复杂等缺点，介绍了一种混合式光电电流互感器传感头用于测量的新型空心电流互感器。