anhydrous 

12799
GRE
单词释义
adj.无水的
词根词缀记忆/谐音联想记忆 补充/纠错
词根an 无 + hydr 水 + ous …的 → 无 …………
词根记忆 / 词缀记忆
anhydrous a 无水的(an无+hydrous=无水的)
hydy,hydro= water,表示”水”
hydrous a 含水的,水状的(hydr+ous)
anhydrous a 无水的(an无+hydrous=无水的)
dehyd …………
单词例句
The reaction was carried out under anhydrous conditions to prevent the formation of water byproducts.
这个反应在无水条件下进行,以防止产生水副产品。
The sample was dried in a vacuum oven to achieve anhydrous state before analysis.
样本在真空烘箱中被干燥,以达到无水状态后进行分析。
Anhydrous ammonia is a colorless gas used as a fertilizer and refrigerant.
无水氨是一种无色气体,用作肥料和制冷剂。
The compound was synthesized in an anhydrous environment to maintain its purity.
该化合物在无水环境中合成,以保持其纯度。
The distillation process was designed to obtain anhydrous alcohol for use in the laboratory.
蒸馏过程旨在获得实验室使用的无水酒精。
The anhydrous calcium chloride served as a desiccant in the chemistry experiment.
无水氯化钙在化学实验中用作干燥剂。
The reaction mixture needed to be thoroughly dried before it could be handled anhydrously.
反应混合物在无水处理前必须彻底干燥。
In organic synthesis, anhydrous solvents are often preferred to avoid side reactions with water.
在有机合成中,通常优先使用无水溶剂以避免与水发生副反应。
The anhydrous compound was stored in a sealed container to prevent moisture absorption.
无水化合物储存在密封容器中,以防吸湿。
The purification procedure required the compound to be dried under anhydrous conditions using a drying agent.
纯化过程中,化合物需要在无水条件下用干燥剂干燥。
The projects include a purified phosphoric acid (PPA) project with an annual output of 400,000 metric tons, two anhydrous hydrogen fluoride projects with an annual output of 30,000 tons each, a gypsum powder project for building materials with an annual output of 1.2 million tons, a 30-million square meter paperless gypsum board project and a major building materials and industrial equipment project.
The group also said one of the two anhydrous hydrogen fluoride projects is expected to be finished by the end of April.
The group plans to build itself into one of the world's biggest and most competitive fluoride-related resource suppliers by expanding its global annual production capacity of anhydrous hydrogen fluoride to 500,000 tons in the short future.
By taking Guizhou as an important base, China is able to build a green industrial chain system with low carbon emissions-from upstream phosphate mining, phosphorus and fluorine chemical production to downstream applications, said He Guangliang, also president of State-owned Guizhou Phosphate Chemical Group, the world's largest purified wet phosphoric acid and anhydrous hydrogen fluoride provider based in the Southwest China province.
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