The activity of the large area source is 22. 2 GBq and the deposition efficency of 63Ni is over 96%. The radioactive material 63Ni is uniformly distributed on the copper matrix and the nonuniformity is less than 5%.

Results The UV and HPLC spectrum of the synthesized 3 H higenamine were identical with that of the higenamine standard, the radiochemical purity was more than 98% and the specific activity was 370 GBq/ mmol.

结果合成的3H去甲乌药碱UV和HPLC图谱鉴定与去甲乌药碱标准品一致，放化纯>98%，比活度>370GBq mmol。

The radiochemical purity of the product purified by HPLC is greater than 98%, and its specific activity is 738 GBq/ mmol. The quality of the product could meet the demands of the relevant research on medicine or pharmacology.

所得产物经高效液相色谱纯化后，放射化学纯度大于98%，放射性比活度达738GBq/mmol，各项指标能满足医、药学相关研究的要求。

The chamber has a response of 0.230 nA/ GBq with uncertainty of 1.5%. Comparing with a chamber calibrated by IAEA, the result is in agreement with each other.

该阱型电离室对192Ir的响应因子为0.230nA/GBq，其相对合成不确定度为1.5%，与IAEA校准过的阱型电离室比对，在不确定度范围内一致。

With the 131 I dosage ranging from 3.7 to 12.95 GBq, there was no significant difference among all groups in therapeutic efficiency ( P> 0.05).

131I剂量为37～1295GBq时，各剂量组对LMDTC的疗效差异无显著性（P均>005）。

Specific activity of the product is 15.54 GBq/ mmol, radiochemical purity 95.7%.

放射性比度为15.54GBq/mmol，放化纯度为95.7%。

Finally, it reviews the strategy objective of Weatherford and its ESP GBU, then it brings forward that Integrated Low-Cost& Differentiation Strategy is applicable to ESP business.

最后，根据公司整体战略和电潜泵业务的战略目标，提出了采用低成本和差异化相结合的竞争战略。

GBU is focusing on various kinds of switching power supply and adaptor development, especially on LED Driver for lighting application, Medical application, Industrial application, ITE application*.

GBU致力于多种不同系统应用所需之交换式电源供应器以及适电器，尤以照明使用的LED驱动器，医疗等级，工业等级，资讯类电源供应器等。

The simulation result indicated the control system designed could track the standard trajectory of the GBU quickly, stably and precisely and reject the sideslip flight effectively.

仿真结果表明本文所设计的控制系统能够控制航弹快速、稳定并准确地跟踪标准航迹，并有效地抑制了侧滑飞行。

Satisfactory results of the determination of Pb and Cd in the certified reference materials ( trace elements in water GBW 08608) and the South lake water were obtained by using the above method.

该方法用于水中微量元素（GBW&08608）和南湖水样中Pb和Cd的测定均获得了满意的结果。10mL富集的检出限（3）σPb：1.58μg。

GBW seal, which will expand when water go in, is a new type of seal material. It can effectively resolve the sealing problems of settlement joints of concrete structures.

GBW遇水膨胀止水条是一种新型腻子型柔性嵌缝止水材料，可有效地解决混凝土结构的接缝止水问题。

The full differential structure maintains good CMRR and PSRR while its GBW and slew rate doubles, compared to the single-output structure.

而其全差分结构相对单端结构在几乎所有性能提升一倍的同时，还获得很好的共模抑制比和电源抑制比。

A number of testing data were collected through calibrating various types of infrared instruments for measuring carbon and sulphur by using National standard method and National GBW standard materials.

依据国家标准方法对不同类型大量台件的红外碳硫分析仪进行检定与测试，采用国家一级或二级标准物质对仪器进行校准，在此过程中获得大量的数据。

High GBW amplifier with large input common-mode range ( ICMR) is introduced to enhance differential-mode range of input signals.

设计大共模输入范围的高增益带宽积的放大器，以提高信号差模输入范围和精度；

The accuracy of this method was demonstrated by determining certificated reference material GBW 08571.

通过测定贻贝标准物质GBW08571验证了该方法的准确性。

Research on properties and application of GBW seal

GBW止水材料的性能及其应用研究

certain snippets of violin concertos

小提琴协奏曲的某些片断

On Learning and Playing Mozart's Violin Concertos

浅谈莫扎特小提琴协奏曲的学习与演奏

This paper studies five pieces of violin concertos of Mozart, a genius representative of classical music, and analyses different cadenzas of different versions.

本文选择了古典主义音乐的代表人物、音乐神童&莫扎特的五首小提琴协奏曲作为研究对象，并对其不同版本的华彩乐段进行分析。

It was Leopold Mozart who suggested to his son that he write a number of violin concertos.

正是利奥尔特·莫扎特建议他儿子写几首小提琴协奏曲。

This recording of the Mozart violin concertos is quite simply the best available.

这是莫扎特的小提琴协奏曲录制简直可以说是最好的。