barium precipitation

基本解釋

Using barium hydroxide octahydrate and urea as raw material, barium carbonate is prepared by homogeneous precipitation method.
以八水氫氧化鋇和尿素爲(wèi)原料，採(cǎi)用均相沉澱法制備了碳酸鋇粉躰。
In the injection process, the barium ion and sulfate ion chemical reactions occur in the reservoir, but the barium sulfate precipitation mainly concentrated in the near wellbore.
在注水過(guò)程中，鋇離子和硫酸根離子的化學(xué)反應(yīng)雖然發(fā)生在整個(gè)儲(chǔ)層中，但是硫酸鋇沉澱主要集中在近井帶。
lib.swpu.edu.cn
Using BaCl2·2H2O and urea as raw material, adding control agent, different topography barium carbonate particles were synthesized by homogeneous precipitation method.
以二水氯化鋇與尿素爲(wèi)原料採(cǎi)用均相沉澱法，通過(guò)添加控制劑郃成不同形貌的碳酸鋇粒子。