By use of the double-jet apparatus controlled by a microcomputer, cubo-octahedral AgBr grain emulsions in which formate ions were doped at subsurface of AgBr microcrystals, were prepared.

使用反馈式微机控制双注乳化仪，制备了甲酸根离子掺杂于颗粒次表面的立方八面体溴化银微晶乳剂。

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As one of radial horizontal drilling techniques, high pressure water jet drilling technology is capable of using mechanical or water jet apparatus to make a cavity at the selected coal seam.

高压水射流径向水平孔钻进技术是水平孔施工技术之一，它是在垂直瓦斯抽放或煤层气勘探钻孔布置机械或水力扩孔装置，对准选定的煤层部位进行扩孔。

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Special testing apparatus was built to study the effect of arc divided flow on the jet fluctuation and the inhibiting effect of new spray gun on the jet fluctuation.

为了研究电弧分流对射流脉动的影响以及检验新喷枪对射流脉动的抑制作用，而建立了专门的试验装置并进行了相关的试验。

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The apparatus he used, known as the Jetlev R200, is a water-propelled jet pack that can shoot a person 30 feet into the air and run for some 4 hours.

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