查询词典 tertiary

Methyl tertiary butyl ether is a new gasoline additive, which is used to increase the combustion of gasoline and to reduce the emission of harmful exhausts from automobile.

甲基叔丁基醚是一种新型的汽油添加剂，被用来提高汽油燃烧效率，减少汽车尾气中有害物质的排放。

Objective To explore the toxic effects and mechanism of methyl tertiary-butyl ether in the brain tissues of fetal mice and pregnant mice.

目的：探讨甲基叔丁基醚(Methyl Tertiary Butyl Ether， MTBE)对孕鼠及其胎鼠脑组织的毒作用及分子机制。

Objective To investigate the effects of methyl tertiary butyl ether on the FOS protein in central nervous system of the rats. Methods 54 SD healthy adult-rats weighed 180~220g were involved in this study.

目的 通过研究甲基叔丁基醚对大鼠中枢神经系统Fos蛋白的影响，探讨MTBE对中枢神经系统急性毒作用部位。

The exploration precision of petroleum system with the source rock as Tertiary should be improved,and also more attentions must be paid to the otherpetroleum system with the source rock as Mesozoic,Paleozoic and Mid-Upper Proterozoic.

以第三系为烃源岩的含油气层系的勘探精度仍有待于进一步提高，同时必须将以古生界、中生界和中上元古界为烃源岩的含油气层系作为今后挖潜的重要领域。

Thee seismic area is covered with the Basalt at Post-Tertiary Period.

震区被晚第三纪玄武岩覆盖，地面未发现第四纪活动断裂。

The mission of GNAT is to unify all teachers in pre-tertiary educational institutions and strive for better conditions of service and job security as well as enhance their professional status.

迦纳教师工会的使命是将所有会员教师的力量统整起来，争取更好的工作条件以及职业安全，同样地也要提升他们的专业地位。

Based on geological, gravity and magnetic, seismic, logging, physical properties of rocks and testing data, the spatial variation pattern of pre-Tertiary deep density in Dongying depression was established and geophysical inversion was carried out.

以地质、重磁、地震、测井、岩石物性及分析测试资料为基础，建立了东营凹陷前古近系深层密度的空间变化模式并进行了地球物理反演。

The result of MT data processing and inversion integrating geological and petrophysical data shows the existence of Paleozoic formations and is significant for the evaluation of pre-Tertiary oil/gas resources in the southern Huanghai basin.

通过对试验观测资料的处理和反演，并结合地质、物性资料进行综合分析，结果表明在南黄海盆地海底以下深部还存留有古生代地层，这对于南黄海前第三系含油气前景的评价具有重要意义。

There mainly develop 5 types of pre-tertiary structural style that are extension structure, compression structure, strike-slip structure, negative inversion structure and sliding structure in the Bohai Bay region.

渤海湾地区前第三系的这种构造样式分布格局可能是印支期华北板块与北部的西伯利亚板块、南部的扬子板块先后闭合碰撞以及燕山中、晚期滨太平洋构造域影响作用不断增强和深部岩石圈的大规模减薄作用的结果。

Pre-Tertiary oil reservoirs in the South Yellow Sea are old and deeply buried, and there are some difficult problems to be solved in the seismic explorations such as weak reflection energy, low signal-to-noise ratio and poor imaging quality.

南黄海前古近系油气储层时代老、埋藏深，地震勘探中仍存在反射能量弱、信噪比低和成像质量差等难题。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48