1·The natural barium carbonate is called witherite commonly.
毒重石又称天然碳酸钡。
2·Recent advances in preparation of barium carbonate particles were reviewed.
综述了碳酸钡粒子制备方面的进展。
3·Recent research advance in preparation of ultrafine barium carbonate and strontium carbonate is summarized.
综述了超细碳酸钡和碳酸锶制备方面的研究进展。
4·The process quality and using result of high purity barium carbonate prepared with barium hydroxide have been introduced.
介绍八水氢氧化钡制取高纯碳酸钡的工艺、产品质量及用户使用结果。
5·Using barium hydroxide octahydrate and urea as raw material, barium carbonate is prepared by homogeneous precipitation method.
以八水氢氧化钡和尿素为原料，采用均相沉淀法制备了碳酸钡粉体。
6·Barium carbonate is a very important inorganic chemical material. It can be divided into powder, granular and high-purity varieties.
碳酸钡是重要的无机化工产品之一，可分为粉状、粒状和高纯碳酸钡。
7·The acidproof bricks with high performances were produced by using kaolin, quartz sand, refractory waste, K-feldspar and barium carbonate.
本文利用高岭土、石英砂、耐火材料废料、钾长石和碳酸钡为原料制备出了一种性能良好的耐酸砖。
8·Extra fine powder of acicular barium carbonate is prepared using barium chloride and carbamide as raw material by using homogeneous precipitation method.
以氯化钡和尿素为原料，采用均相沉淀法制备针状碳酸钡超细粉体。
9·Using BaCl2·2H2O and urea as raw material, adding control agent, different topography barium carbonate particles were synthesized by homogeneous precipitation method.
以二水氯化钡与尿素为原料采用均相沉淀法，通过添加控制剂合成不同形貌的碳酸钡粒子。
10·In this paper the effect of the carbonate foaming agents which are composed of dolomite, limestone and barium carbonate on the foaming of molten LF slag is discussed.
讨论了白云石、石灰石、碳酸钡组成的碳酸盐发泡剂对LF熔渣发泡的影响。