内部收益率，回款率(使净现值为0的贴现率) internal rate of return 内电抗 internal reactance [反应]堆内特性 internal reactor characteristics ..
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针对空心电抗器快速检测的要求，本文设计了空心电抗器内表面快速检测仪的传动系统和控制系统。
For the requirements of air-core reactor's rapid detection, this article has designed air core reactor inner surface of the rapid detecting instrument's drive system and control system.
联接在中性点与地之间消弧线圈的电抗值要在抵消90%至110%容性电流所需值的范围内。
The reactance of this coil, which is connected between the neutral, and ground is made in the range 90 to 110 per cent of the value required to neutralize the capacitance current.
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