查询词典 CR

By using Xenon flash pumped, Cr4+:YAG Q-switched Nd.YAG cavity as thepump source, an intracavity KTP-OPO system lasing at 1.57 u m wavelength is realized. Output performance for different Cr4+:YAG small signal transmissions and different 1.57 u m output transmissions is demonstrated.

实验研究了氙灯泵浦、Cr~(4+)：YAG被动调Q的1.06μm Nd：YAG激光器的静态和动态输出特性，分析了1.06μm探索了泵浦外腔OPO系统所需的单脉冲输出条件。

Purpose: To analyze computed radiography and computed tomography findings of diseases of chest wall and to investigate the value of CR and CT in diagnosis of these diseases.

目的：探讨胸壁病变的计算机X线摄影和CT表现及其诊断价值，提高对胸壁病变的认识。

The hydrolysis of chrome-tanned shavings modified by Cr-Al complex and the application of its product in tanning and retanning are discussed in this paper.

探讨了用铬—铝络合物改性铬革屑水解液及其产品在鞣制或复鞣中的应用。

The feasibility of replacing Cr 12 MoV steel cone pulley by RE boriding 45 carbonsteel cone pulley has been researched.

探讨了用45钢代替Cr12MoV钢制作塔轮的可行性。研究了45钢稀土渗硼机理及渗层厚度、组织、硼化物形态对磨损强度和耐磨性的影响

In order to solve the problem of copper foil rusted on high temperature,passive liquid of Cr-Zn-Ni-H system was studied,the effect of conditions on anti-high temperature oxidation function of layer was discussed.

为了解决铜箔在高温下的氧化变色问题，本文对体系钝化液进行了研究，讨论了工艺条件对涂层高温抗氧化性能的影响。

Linked with climb ring, triangle ring and ring is made of high-quality carbon steel plate by stamping, copper-coated Ni-Cr layer.safety belt is treated by high temperature which made it harder and more safety.

所配攀登挂钩、三角环、圆环等均用优质中碳钢钢板冲压而成，表面涂镀铜镍铬层。

The analysis of lamprophyrespetrology chemistry reveals that it is a series of high potassium- potassium dike rock,it is abandunt in alkali(K2O,Na2O)and has a large reducing capacity.The diagrams of the major-element variation shows that the geochemical compositions-variations of the major oxides have vague general rules of homologous magmatic fractional-crystallization.the pearce diagram of trace elements shows it intensively enriched in LILE,intensively depleted in coherence elements(such as CrNi.et al).

煌斑岩的岩石化学分析表明，乳山地区与金矿成矿相伴生的煌斑岩为高钾质-钾质的碱性脉岩系，富碱(K_2O、Na_2O)，具较强的还原能力(FeO含量均远高于Fe_2O_3含量)，在哈克图解上，主要氧化物的变异规律表现出岩浆分离结晶演化的特点；微量元素的Pearce图呈现强烈的富集LILE，强烈亏损过渡族元素，稀土元素呈向右倾斜的轻稀土富集配分模式，在有关源区性质判别的图解(Cr-Ce／Sr图解和Ce／Yb-Ta／Yb比值图解)上均显示富集地幔源区的性质。

The Mo,U elements about normal geochemical method have a closely relationship with hidden uranium deposits. It has studied which methods is the most effective about this four methods through compare to drill material.After making compositive interpretation we can find this four method are effective on hidden uranium ore.We have the follow results: CR-39 track method and gama-ray spectrometer survey is better method than geochemical method.

最后通过这些单一方法实测测量结果与已知钻孔资料进行比较可以对该勘查方法的铀矿勘查效果进行评价；再从方法的单一研究到方法的综合研究，得出伽马能谱测量和固体径迹测量有效的结合，可以得到隐伏铀矿化的深部信息，而常规化探测量则可以有效划分近地表、深部铀矿化的区域。

The artifacts in computed radiographic system are relevant to system software and hardware, dust as well as operators.

熟悉CR伪影的表现及产生原因有助于减少和消除伪影，提高影像质量。

Methods During 2006.10-2007.5,twelve sessions hemodialysis of nine patients with active bleeding were conducted with regional citrate anticoagulation.The BUN,Cr,and ACT were determined before and after dialysis.In addition,ACT was also measured at the artery and venous end.

9例活动性出血肾衰竭患者12次行RCAHD，检测透析前后肾功能、电解质，并测定透析前后及透析器动、静脉端活化凝血时间，观察RCAHD的溶质清除效能及对电解质、出凝血指标的影响。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。