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A 5 GHz phase-locked loop chip based on 0.2μm GaAs PHEMT (pseudomorphic high-electron-mobility transistor) technology has been realized and characterized.

给出了基于0.2μm砷化镓赝晶高电子迁移率器件工艺设计的高速锁相环芯片的电路结构、性能分析与测试结果。

Arsenic is a notorious environmental toxicant known as a carcinogen in human beings.

中文摘要砷为环境中的毒性物质,也是人类可能的致癌因子之一。

The extract of Agrocybe Cylindracea was rich in metal elements, including calcium(3.607mg/g), magnesium(3.021mg/g), zincum(79.3μg/g), iron(79.2μg/g).

茶树菇提取物含有丰富的钙(3.607 mg/g)、镁(3.021 mg/g)、锌(79.3μg/g)、铁(79.2μg/g)等元素,对机体有害的重金属元素铅(0.91μg/g)、砷(0.41μg/g)含量相对较低。

G. copper compounds, arsenic , cadmium, lead, organic cyanides, halogenated organic solvent, etc..

含有列出的'物质为组分的废物(例如:铜混合物,砷,镉,铅,有机氰化物,卤代有机溶剂,等等)。

Such is not the case with leaded, opal, high arsenic and other specialty glass.

这些不同于加铅的,乳色玻璃,高砷和其它专业用的玻璃。

The arsenic and lead released from glass, ceramics and stainless steel bowls are determined simultaneously with the AFS.

采用氢化物发生-原子荧光光谱法同时测定玻璃、陶瓷、不锈钢碗中的砷和铅的溶出量。

The affecting factors of removal of arsenate As(Ⅴ by bone char were studied in batch and column experiments. The results show that the performance of bone char adsorbing As from drinking water is stable after adsorption—desorption—regeneration—re-adsorption cycles.

摘 要:采用骨炭作吸附剂,通过静态和动态吸附试验,研究饮用水中砷去除的效果及其影响因素,以及骨炭反复吸附—解吸—再生—再吸附后骨炭性能的稳定性。

Objective To observe the outcomes of using different concentrations of arsenic trioxide at varying phases on the breast cancer cell line MCF-7 and to study the mechanism of this effect.

目的 观察不同浓度的三氧化二砷(As2O3)作用不同时间后对乳腺癌细胞系MCF-7的影响及其作用机理。

At the time, it was the custom of winemakers to dry their casks and basins with arsenic.

当时的酿酒者通常用砷来干燥盛酒的盆和桶。

The effect of polysilicate-metal coagulants on arsenic wastewater is investigated as well.

本文以硫酸生产过程中的洗涤废水为研究对象,考察了聚硅酸金属盐类混凝剂对含砷废水的处理效果。

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