高频

These two alloys can be used at high frequencies up to 200 kHz for magnetic amplifier switching power supply with output of 12V, 9A.

用上述两种合金制做的频率达150～200kHz的高频磁放大器式开关电源，输出12V、9A，整机电源的效率达80％以上。

Based on the relevant theoretical researches, the loss property of the magnetic core material and winding were analyzed in this thesis .

因此，高频开关电源变压器的优化设计是实现电源系统小型化、轻量化和提高可靠性的关键。

Based on the research findings, a new magnetic core configuration of rectifier transformer was proposed.

为解决高压绝缘致使高频大功率开关电源中整流变压器功率密度不高的问题，通过分析常规结构整流变压器电位分布的不合理因素，提出一种新的变压器磁芯结构。

Their magnetic hysteresis behaviors are influenced by the morphology of the nanoplatelets.

纳米颗粒的高频磁谱与颗粒的形貌和颗粒间的相互作用密切相关。

The magnetic permeability of the stick-like CoFe2O4 is about once and the anisotropy constant is about 5 times larger than those grain-like one in a frequency range of 15~20 GHz.

经测试电磁学性质发现，与粒状的CoFe2O4相比，棒状的CoFe2O4磁导率虚部在高频15~20GHz范围增加了近1倍，各向异性常数Ku则增加了近5倍。

In the research, a lisianthus cultivar "Double Mariachi Pink"was used. The research included establishment of regeneration system of lisianthus,construction of chitinase gene in plant expression vector and transformation of lisianthus with chitinase gene.

本研究以洋桔梗"Double Mariachi Pink"品种为试材，建立了该品种的离体培养高频再生体系；构建了菜豆几丁质酶基因的植物表达载体，并对"Double Mariachi Pink"进行了转化。

Methods 30 cases diagnosed as inguinal mass take careful observation in two-dimensional high-frequency sonography and color Doppler flow imaging, all cases carry out biopsy or surgical biopsy.

对30例临床初诊为腹股沟区包块的二维高频声像图和彩色多普勒血流显像进行仔细观察，所有病例行手术病理检查或穿刺活检。

Fifty three cases of condyloma acuminatum on male urinary meatus were treated with 4 different methods.

53例男子尿道口CA，用4种方法治疗，首次治疗后皮损全部清除。2周后复查激光组最佳，无复发；60％三氯醋酸组未愈占38.0％、冷冻组40.0％、高频电刀组11.1～12.5％。

In the third part of the paper, another novel technology, named as Mould Oscillation-less Electromagnetic Continuous Casting under AMMF was proposed in order to replace the huge mechanical mould oscillation system by AMMF imposing outside the mould in continuous casting.

进行了三种波形高频调幅磁场下的无结晶器振动电磁连铸初步实验研究，实验结果表明：在方波、三角波和正弦波调幅磁场作用下的无结晶器振动电磁连铸过程中，当调制波频率略低于系统固有频率时，弯月面与结晶器壁间断接触距离最大。

Ultrasound, which serves as a mechanical wave energy source of high-frequency vibration, interacts with matter in micro-field.

超声作为一种高频振动的机械波能源，可在微观层次上与物质发生相互作用。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！