air core

基本解释

Because of its sensing principle and structure, the air core coil is sensitively affected by the field magnetic disturbance and temperature.
空心线圈传感头由于其感应机理和结构的原因，容易受到外界磁场和温度变化的影响。
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。
Inadequate submergence can result in pre-rotation of the water in the wet-well, resulting in the formation of strong free-surface air core vortices and the entrance of air into the pump suction inlet.
潜水不恰当可能导致湿井内的水预旋转，导致形成强烈的自由表面空气中心漩涡，并使得空气进入泵的吸入进口管道。
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So, I wanna just have a chance to speak with you on the air, on the Inner Core.
因此，我很想有这样一个机会和你们,在演播室，在人性讲堂上谈谈。
普林斯顿公开课 - 人性课程节选

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Being southern Californian to the core, there was an air of the surfer about him.
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