查询词典 calcium carbonate

They would leave subtle clues in the isotopic composition of the limestone by shifting the ratios of light to heavy carbon and oxygen atoms in its calcium carbonate.

因为如果是那样的话，阳光将会被转换成大量的碳、氧原子保存到石灰岩中的碳酸钙里，而事实却是，岩层的同位素组成中没有留下任何蛛丝马迹。

The influence of the change of the pH value and viscosity as well as the impact of aging and adding crystal shape control agents on the crystal shape of nano-sized calcium carbonate in the carbonization process was studied.

研究了碳化过程中粘度和pH的变化，以及陈化和添加晶形控制剂对纳米碳酸钙晶形的影响。

The article introduced the characteristics of different calcium carbonate used in cigarette paper and the quality index of cigarette paper in the world.

介绍了国内外卷烟纸质量指标及卷烟纸用碳酸钙的质量情况，用实验数据阐述了碳酸钙用量、不同产地碳酸钙以及不同品种碳酸钙对卷烟纸、卷烟性能的影响，为生产不同档次的卷烟纸提供了基础资料。

Upscale cigarette paper appropriation calcium carbonate is placed in to lead the position in England, German etc.

高档卷烟纸专用碳酸钙英国、德国等在这方面处于领先地位。

Particle size, particle morphology and crystal morphology of calcium carbonate affect the performance of matrix materials strongly.

碳酸钙粉体之粒径、晶貌及晶型为影响基材性能之重要因素。

Calcite and aragonite are the two crystal forms of calcium carbonate, a property of minerals geologists call dimorphism.

方解石和文石是两种碳酸钙结晶组成，地质学者称二态性。

The inhibition is due to its participation in the formation of crystal core of calcium carbonate which inhibits the growth of crystal core.

其抑制作用是铜离子参与碳酸钙晶核形成，阻止晶核生长。

Besides chemical factors, mechanical effect also plays a certain role in controlling calcification since the stability of calcium carbonate crystal is dependent on pressure.

影响转换除了化学因素外，机械力学也很有关系，因为碳酸钙的稳定度与压力有关。贝类的碳酸钙结晶只产生在开口处，壳会随身体成长，有个有趣的力学机制在控制晶相的转换。

Micro-analysis demonstrated Al3 crystal coating on the calcium carbonate whisker well.

TEM和原子力显微镜分析表明氢氧化铝晶体确实在碳酸钙晶须上实现了包覆。

LIU Zhenfa,WANG Yanji,TIAN Caili,ZHANG YanheThe influences of polyaspartic acid alone,magnetic field alone,and their synergism on the crystal forms of calcium carbonate and the scale inhibition performance were investigated.

研究了单独使用环保型高分子聚合物——聚天冬氨酸、磁场以及磁场与聚天冬氨酸的协同作用对碳酸钙晶型和阻垢性能的影响。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。