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A high efficiency dual-band RF power amplifier has an output and/or input of a high frequency transistor well terminated at the second harmonic frequency for dual-band operation.
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本发明乃一种高效率双频射频功率放大器，提供高频电晶体的输出端与╱或输入端于双频操作中有良好的二阶谐波终止。 |
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A high energy, coherent (single-wavelength) light source.
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中义一种高能量、单波长的光源。 |
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A high fence ringed the prison camp.
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有一道高高的铁丝网围著战俘营 |
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A high fever is an early manifestation of the disease.
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发高烧是这种疾病的表现症状之一。 |
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A high fever often accompanies a mild infection.
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轻微的炎症常常伴有高烧。 |
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A high level of environmental protection and the improvement of the quality of the environment must be integrated into the policies of the Union and ensured in accordance with the principle of sustainable development.
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高标准之环境保护及环境品质改善，必须纳入欧洲联盟之政策并符合永续发展原则。 |
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A high level of fermentable fiber in the diet may have either beneficial or detrimental effects on the pig.
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日粮中高水平的可发酵纤维可以对猪有益，也可以对猪有害。 |
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A high level of tthree most important factors in modern table tennise, revolving, speed, accurate (stable) TRIPLE birth; Is above three big essential factor union product.
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击球的三代要素、旋转、速度、准确（稳定）TRIPLE的诞生；是以上三大要素结合的产物。 |
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A high margin of safety serves as a cushion, while a low margin of safety is a warning.
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较高的安全边际意味着公司营业状况较好；较低的安全边际则表明公司面邻临亏损的可能性较大。 |
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A high official in a royal court, especially one aiding the sovereign in military affairs.
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王室最高军务官王室的高阶官员，尤指帮助君主处理军事事务的人 |
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A high over southern Europe is bringing fine sunny weather to all parts.
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欧洲南部上空的反气旋给各地区带来了晴朗的好天气. |
