查询词典 barium

It reacts violently with oxygen difluoride and barium peroxide.

一氧化碳同氟化氧、氧化钡会发生剧烈反应。

When an equivalent mole of Ba2＋ solution was added into the yellow solution, the precipitate produced was the peroxide precursor of barium titanate.

向该溶液中加入等摩尔的Ba2+溶液，制得了钛酸钡的过氧化物前驱体沉淀。

The process of production of Barium sulphate precipitated is

生产沉淀硫酸钡的工艺流程是

If examination of the large intestine is necessary the barium sulphate is put directly into the rectum by way of the back- passage.

如果考试的大小肠是必要的硫酸钡，提出了直接排入直肠的方式，后面的通道。

Precipitation Barium sulphate production process is complicated, high cost and contains acid, alkali, salt.

沉淀硫酸钡生产工艺复杂，成本高，而且其中易含有工艺过程中必须使用的，没有去除彻底的，在摩擦材料中起负作用的酸、碱、盐。

From the above instructions can see, chemical composition of barite powder and the chemical composition of Precipitation Barium sulphate is same, low content,But barite powder production process is simple,low cost.

从以上说明可以看出，重晶石粉和沉淀硫酸钡的化学成分是相同的，含量稍低，但是重晶石粉生产工艺简单，成本低。

Barium sulphate is a kind of chemical substances is very stable, insoluble in water, insoluble in hydrochloric acid and sulfuric acid, melting point's 1580℃.

硫酸钡是一种化学性质非常稳定的物质，不溶于水，也不溶于盐酸和硫酸，熔点1580℃。

Barium sulphate precipitated is the main analysis of production through chemical composition, its main compounds of barite ore material is natural barite.

沉淀硫酸钡是通过化学方法生产的主要成分为硫酸钡的化合物，其主要原料是天然重晶石。

Barium Sulphate is not regulated as a hazardous material by the Department of Transportation.

硫酸钡没有被运输部门列为危险物品。

Normal x-rays provide limited information about the bowel, so a substance called barium sulphate is put into the bowel to produce a better picture.

正常的X射线提供的信息有限，有关肠易激，使一种物质所谓硫酸钡是投入肠易激产生更好的图片。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。