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Explain why barium forms peroxide but beryllium does not.

解释为什么钡能形成过氧化物而铍则不能。

辞典例句

Common ceramic elements are barium titanate and lead zirconate - titanate.

普通的陶瓷元件分别是钛酸钡和锆钛酸铅.

辞典例句

There is reflux of barium into the terminal ileum.

钡剂反流进入回肠末端.

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Barium is found in some oilfield brines in concentrations greater than 100 mg / litre.

在有些油田卤水中,钡的浓度大于100毫克/升.

辞典例句

Diagnosis can usually be made by barium swallow and tracheogram.

确诊要靠钡餐和气管造影.

辞典例句

Barium as barite ( barium sulfate ) is used industrially as a white pigment for paint.

钡以重晶石形态 ( 硫酸钡 ) 在工业上用作油漆的白色涂料.

辞典例句

The barium sulfate must be a lump - free powder.

硫酸钡必须是无块的粉末.

辞典例句

EDTMPS shows better anti scale effects to sulfate and barium sulfate.

EDTMPS对硫酸钙、硫酸钡垢的阻垢效果好.

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Objective To assess the EKG occurring in acute barium poisoning.

目的探讨急性钡中毒时心电图异常的临床意义.

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Why do you want the mucous membrane coated with barium?

为什么要用钡附着在黏膜上 呢 ?

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The production method of industrial barium carbonate was introduced.

阐述了工业碳酸钡的生产方法.

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Please swallow a mouth full of barium meal , then the other mouth.

先吞一口钡餐, 接着再吞一口.

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Barium carbonate crystal with fiber structure was prepared from malonic acid.

以丙二酸做为调控剂,得到纤维状的碳酸钡晶体.

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Explain why barium forms a peroxide but beryllium does not.

解释为什么钡能形成过氧化物而铍则不能.

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Ferrite magnets are sintered permanent magnets composed of Barium or Strontium Ferrite.

铁氧体是烧结永磁体,包括钡铁氧体和锶铁氧体.

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