This formula applies one of the longevity conditions of Bama people: lung function improving method — a principle that the high content of negative oxide ions in the air makes people live long.
此配方应用了巴马人长寿条件之一：肺部功能提高法——空气中负氧离子含量高而让人长寿的原理。
Powder produced in this way has a uniform particle size distribution, low oxide content and high purity.
这种方法制造出来的焊锡粉具统一的粒径、氧化和高纯度的特性。
The conclusion is that impact attritioned powder with finer grain size and lower oxide content and its isostatic pressing consolidation are an important way to obtain high MYS beryllium materials.
结果表明，采用粒径细小低氧化铍的冲击研磨粉末和等静压固结工艺是获得高MYS铍材的重要途径。
Then the zinc hydroxide is calcined to high-grade zinc oxide that the content of zinc oxide is 99.7% and the processes is simple.
采用该工艺产出的高等级氧化锌的氧化锌含量达到99.7%，并且整个工艺过程简单。
Tangdan copper ore in Yunnan province is a typical refractory copper oxide ore with high content of calcium and magnesium in China and the world.
云南东川汤丹氧化铜矿，是非常典型的高钙镁低品位难处理氧化铜矿。
The application of nitrous oxide ethyne flame atomic absorbing spectral method to continuous measure the content of Nb and Mo in 7715D high temperature titanium alloy is studied.
研究与运用氧化亚氮-乙炔火焰原子吸收光谱法连续测定7715D高温钛合金中的铌钼含量。
The measures to prevent nitrogen blow hole caused by high nitrogen content of resin sand are: adopting low nitrogen resin, adding iron oxide into sand or coating and keeping resin from moisture.
防止树脂砂含氮量高引起的氮气孔的方法是：选用低氮树脂、型砂或涂料中加入氧化铁粉和避免树脂受潮。
Due to the selection of new soil extractant (NMSNMSNRY), correlation coefficients between rare earth oxide content in leaves of some plants and soluble rare earth elements in soil were very high.
在测定土壤中可溶态稀土元素含量时，由于选用了新型提取剂(NMSNMSNRY)，使测得的土壤中可溶态稀士元素的含量与一些植物叶片中的稀土元素含量有很好的相关让。
Application of solid ferric-oxide desulfurizers has been limited for a long time because the gas with high sulfur content can't be purified sufficiently under high space velocity.
固体氧化铁脱硫剂长期以来因硫容量低，用于高含硫气体时，存在着在高空速下气体净化度不高的问题，限制了氧化铁脱硫剂的应用。
The content of free Au can be high up to more than 96 per-cent in oxide ore. Au is found rich mainly in ferrohydrite and clay minerals.
氧化矿中游离金高达96％以上。金主要在褐铁矿及粘土矿物之中富集。
The result showed that the oxygen content was high at low chamber vacuum and all the film was oxide.
结果发现，当样品室真空度较低时，膜层的氧含量很高，膜层为钛的氧化物；
The result showed that the oxygen content was high at low chamber vacuum and all the film was oxide.
结果发现，当样品室真空度较低时，膜层的氧含量很高，膜层为钛的氧化物；
应用推荐