石的

Study on the phosphorate minerals assemblage shows that strongly developed anatexis of the area is responsible the occurrence of wagnerite and its coexistence with apatite, and both present as rock-forming minerals. The volatiles F, P and components Ca, Mg determine the formation of wagnerite, while the P-T condition affects the variation of wagnerite polytypes.

通过磷酸盐矿物组合的岩石学研究得知强烈发育的深熔作用导致氟磷镁石与磷灰石共生并以造岩矿物出现，挥发分F、P以及Ca、Mg等成分因素决定氟磷镁石的出现与否、温压条件控制氟磷镁石的多型变化。

The activity of the co-catalysts consisting of H form zeolites ( HY, H-β and HZSM-5) and SnO in the reaction of anisole with acetyl chloride mainly depended upon the SiO2/Al2O3 molar ratio of the zeolite used.

由H型沸石(HY和H-ZSM-5沸石)和SnO组成的复合催化剂在苯甲醚与乙酰氯的酰化反应中的催化活性主要取决于所用沸石的硅铝比。

Abundant instances and experimentations on synthetic dawsonite indicate that carbonic acid or excess carbon dioxide is necessary for generating dawsonite. Therefore, occurrence of dawsonite is always associated with carbon dioxide gas reservoir.

大量的实例及人工合成片钠铝石实验表明，片钠铝石的形成需要碳酸溶液或过量的CO2气，片钠铝石的分布往往与CO2天然气藏相伴生。

The morphology, occurrence and components of dawsonite were described, and the paragenetic sequence of sandstone and origin of CO2 forming dawsonite were investigated by polarization microscope, scanning electron microscope, Xray diffraction and MAT251 stable isotope mass spectrometer.

利用偏光显微镜、扫描电镜、X射线衍射分析仪和MAT251稳定同位素质谱仪，详细描述了片钠铝石的形貌、产状和成分，确定了含片钠铝石砂岩的成岩共生序列和形成片钠铝石的CO2的成因。

The physical chemistry properties of catalysts were characterized by ICP,XRD and NH_3-TPD,alkylation of p-cresol with isobutylene over β zeolite modified by Mn and Ce was carried out and the catalytic activity of the zeolite was investigated.

用等离子发射光谱、X射线衍射分析和NH3程序升温脱附(NH3-TPD)表征了改性Hβ沸石的物理化学性质，考察了Mn和Ce改性Hβ沸石对对甲酚-异丁烯烷基化反应的催化性能，并探讨了Mn改性Hβ沸石催化下温度、原料摩尔比和空速对烷基化反应的影响。

Some important mineralogical and physical characteristic of the mineral are studied and discussed in this paper, as theoretical bases for development and application of rectorite.

研究和探讨了累托石的一些重要矿物学特征和物理特征，这些可作为累托石开发利用的理论依据，并报道了当前的一些开发应用实例，指出累托石可进一步开发应用的方向。

Densification process as well as formation mechanism of mullite was studied and discussed, and special attention was paid to the effect of mullite seeding on the reactionsintering mechanisms.

研究了反应烧结过程中致密化和莫来石的形成机制，重点讨论了莫来石晶种的引入对莫来石形成机制的影响。

The applications of zeolite in water and wastewater treatment were summarized in this paper.

本文综述了沸石在水和废水处理中的应用，探讨了沸石吸附机理、规律和影响因素，简述了从粉煤灰中合成沸石的方法，并总结了应用方面存在的问题。

These giant "Sarsenstones" were hammered to size using ballsof stone known as "mauls".

这些巨大的&风蚀石&用一些被称为&铁锤石&的圆石锤打成适合的大小。

Methods: Thirty-seven gouty patients with any visible or palpable tophi on the four limbs joints were recruited as study subjects, and 40 gouty patients without visible or palpable tophi were recruited as controls.

收集门诊77位确定诊断为痛风之病人，依据痛风石的有无分成两组；有痛风石的病人共37人，没有痛风石的病人共40人。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。