求翻译：在实验室条件下研究了不同温度和水分含量条件下复合绝缘系统频域介电谱以及复电容实部和虚部的交叉频率随温度和水分的变化规律是什么意思？

Studied under laboratory conditions, a composite insulation system under the conditions of different temperature and moisture content frequency domain dielectric spectroscopy, and the crossover frequency of the real and imaginary part of the complex capacitance variation with temperature and moistur

Under laboratory conditions in the different temperature and moisture content in the composite insulation system frequency domain spectrum, as well as dielectric capacitor replica real and imaginary part of the crossover frequency varies with temperature and moisture changes in the law

Has studied under the different temperature and the moisture content condition under the laboratory condition the compound insulation system frequency range dielectric spectrum as well as the duplicate electric capacity real part and the imaginary component crossover frequency along with the tempera

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