查询词典 refractory material

Objective: To assess the value of central venous catheter in treatment of refractory urinary retention in children.

目的：评估深静脉导管在小儿困难导尿中的应用价值。

Objective To investigate the application and attendance in treatment of refractory ascities with central venous catheter.

目的 探讨中心静脉导管在治疗顽固性腹水中的应用和护理方法。

In severe or refractory cases, cauterization of the individual lesions with nitrate has been used

在严重或顽固性病例中，个别的可用硝酸盐烧灼。

Reductive dechlorination of chlorinated Endocrine Disrupting Chemicals in Water by metallic catalytic reduction was studied for further understanding the application of palladiumized iron-scrap bimetallic catalytic reduction technology in treating high molecular weight and structure complicated refractory chlorinated organic pollutans, especially, the reductive dechlorination reaction of the three chlorinated EDCs: 2,4-dichlorophenoxyacetic acid(2,4-D), Hexachlorocyclohexane, and chlordane.

通过研究水体中有机氯类环境内分泌干扰物在金属催化还原体系中的还原脱氯反应，考察了铁屑镀钯双金属催化还原技术在处理水体中大分子量复杂结构的难降解氯代有机污染物的应用，着重研究了水体中2，4-二氯苯氧乙酸(2，4-D)、六六六和氯丹三种有机氯类环境内分泌干扰物在Pd/Fe催化还原体系中的还原脱氯行为。

The purpose of the work is to confirm the correlation between the subgroups of chondrite and the types of refractory inclusion through comparing the inclusion characteristics of Ningqiang with other CV chondrites, especially the Allende meteorite.

目的在于通过对宁强与其它CV陨石，尤其是Allende陨石难熔包体特征的比较，以确定球粒陨石类别与难熔包体类别之间的相关关系。

The Ningqiang carbonaceous chondrite is the first falling carbonaceous chondrite in China, The geochemical characteristics of the refractory inclusions in the meteorite including petrology, mineralogy and chemical compositions were studied by many kinds of scientific method such as optical microscopy, electron microprobe, and instrumental-activation analysis and so on.

宁强碳质球粒陨石是中国第一块降落的碳质球粒陨石。本工作采用了光学显微镜、电子探针、仪器中子活化分析等多种手段，对这块陨石难熔包体的地球化学特征（包括岩石学、矿物学及化学成份）进行了研究。

In spite of its low model abundances of the Ningqiang refractory inclusions, high model abundances of olivine aggregates, and high matrix/chondrule volumetric ratio relative to Allende and CV chondrite, the Ningqiang meteorite is a typical oxidizing CV chondrite.

宁强陨石的岩石学、岩石化学特征与CV陨石相应特征相似，尽管宁强陨石具有相对于Allende和CV陨石的较高的富Ca，Al包体、较低的杆拦石集合体的模式丰度和较高的基质/球粒的体积比，宁强陨石仍是一块典型的氧化型CV陨石。

In general, the corrosion rate for the alumina and chrome refractory in the iron phosphate melts was no higher than their corrosion rate in the DWPF melt now used at the Savannah River Site.

同时，氧化铝和氧化铬耐火材料在铁磷熔体中的腐蚀速度小于它们在硼硅酸盐熔体DWPF中的腐蚀速度。

Greece has been producing refractory grade chromite ore for more than a hundred years .

希腊生产耐火级铬铁矿石已有百余年历史。

She was in a position to become refractory with considerable advantage, and Hurstwood conducted himself circumspectly because he felt that he could not be sure of anything once she became dissatisfied.

不过她暗暗高兴，因为她丈夫的大部分财产放在她的名下，这是家庭比今日更具吸引力时赫斯渥采取的措施。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。