Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid.

表明笔石详细构造的物质是利用氢氟酸从石灰岩中侵蚀出来.

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The slowness is dissolve in hydrofluoric acid and hot oil ofvitriols.

缓慢溶于氢氟酸和热浓硫酸.

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A hydrofluoric acid corrosion resistant coatings and their application were recommended.

介绍了一种耐氢氟酸腐蚀的涂料及其应用效果.

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Our products include fluospar, acid - fluospar, and industrial grade hydrofluoric acid, etc.

产品有莹石粉 、 无水氟化氢 、 工业氢氟酸等.

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Hydrofluoric acid is a highly toxic compound and has strong erosive effect.

氢氟酸属于高毒类物质,有较强的腐蚀作用.

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Technique consultion on assemble bine of Hydrofluoric acid in Jian Hu phosphorus fertilizer.

7.建湖县磷肥厂氢氟酸生产线技术咨询.

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Hydrofluoric acid of Porcelain Etchant and phosphoric acid of UNI - ETCH are severe eye and tissue irritants.

瓷酸蚀剂的氢氟酸和UNI-ETCH的磷酸是一种强烈的眼睛和组织的刺激物.

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Depending on conditions, hydrogen fluoride may convert to hydrofluoric acid ( aqueous ) at varying concentrations.

根据条件, 氟化氢可以在多种浓度下转化成氢氟酸 ( 水成的 ).

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It has high anti - corrosion for inorganic acid, organic acid and organic solvent except the hydrofluoric acid.

它具有较高的抗腐蚀性能,为无机酸, 有机酸及有机溶剂除氢氟酸.

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Hydrofluoric acid ( HF ) is an extremely powerful inorganic acid and a vigorous dehydrating agent.

氢氟酸 是一种极强的无机酸和强脱水剂.

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Hexadecylbenzene was prepared by the alkylation of benzene with 1 - hexadecene over supported hydrofluoric acid on USY.

采用负载氢氟酸的USY分子筛作为催化剂,以苯和十六碳烯为原料,经烷基化反应合成十六烷基苯.

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This paper reports a case of hydrofluoric acid burn complicated inhalation injury and serious fluorine toxicosis.

本案例为氢氟酸烧伤并气体吸入性损伤,为严重氟中毒.

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The sample is solvated in hydrofluoric acid Boric acid is used for extra hydrofluoric aid.

试样用氢氟酸溶解,硼酸络合过量的氢氟酸.

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Anhydrous hydrofluoric acid and hydrofluoric acid in aqueous solutions range in appearance from colorless to tinted.

无水氢氟酸和氢氟酸的水溶液的外观在无色到淡颜色之间变化.

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