Ground Source Heat Pumps ( GSHP) are widely used for heating and cooling buildings, backfill material is essential in improving the thermal performance of Borehole Heat Exchangers ( BHE).

HPLC Determination of BHe Acid in Living Bear Bile

HPLC法测定人工引流熊胆汁中熊去氧胆酸含量

Bhe did not have a child in the first marriage?

在他第一次婚姻中，没有小孩麽？

This study was conducted to evaluate predictive factors of bronchial hyperresponsiveness ( BHR) in patients with CRSNP.

本研究旨在评价CRSNP患者支气管高反应性（BHR）的预测因子。

Results BHR of youths in military service didn't coincided with normal distribution.

结果青年军人BHR的分布不符合正态分布规律。

BHR and total IgE may be under separate genetic control.

BHR与总IgE增高可能是独立遗传。

Conclusion BHR may be controlled by a single major gene.

结论BHR可能是以单基因遗传控制为主；

Being ignorant of the law is not accepted as an excuse for breaking the law.

对法律的无知，不能作为破坏法律的托辞而被接受。

The study has directive function for the dynamic matching of BJL series forest fire extinguishing pump, which will provides reference basis for the improvement and industrialization of the follow-up pump unit' s.

本研究对BJL系列林用消防泵的动力匹配具有指导作用，为后续该系列泵组的改进及产业化提供参考依据。

Beijing Forestry University developed the BJL series low-flow high-lift forest fire extinguishing pump. However, the research on the aspect of the dynamic matching is still blank.

北京林业大学研制了BJL系列低流量、高扬程林用消防泵，但在动力匹配方面的研究仍属空白，因此对BJL系列林用消防泵的动力匹配进行优化研究具有重要意义。

Vibration Characteristics of BJL 5 Fire Pump

BJL-5消防泵振动性能的研究

The Structure Characteristics of BJL 5 Fire Pump and Improvement on Its Reliability

BJL-5型消防泵结构设计特点及可靠性的改进

Neccessary and sufficient conditions for A+ BKC to be cyclic and including n different eigenvalues are given, by which many well known conclusions can be derived.

首先给出了利用输出反馈使闭环的状态矩阵A+BKC成为循环的充要条件，以及它有n个互不相同谱点的充要条件。利用这些结论可以方便地推导出一些熟知的结果。

It was suggested to apply BKC concentration of 0.5~ 1 ppm for treating bacterial disease of adult shrimp.

对成虾的细菌病，建议使用的BKC浓度为0.5～1mg.L－1。

After ischemia, the activities in BKc.

短暂前脑缺血后，BKc。

4-loop BKC is used as an example to show how to use the triangular vector loop method.

最后以四环基本运动链为例，说明了三角矢量回路的用法。

Objective: To observe the therapeutic effect of Buzhong Kangwei Decoction ( BKD) combined with food therapy in treating chronic atrophic gastritis ( CAG).

目的：观察补中康胃汤联合食疗治疗慢性萎缩性胃炎（CAG）的临床疗效。

The servo-controlled system of motor vehicle variable cross section spring leaf program controlled rolling machine BKD series developed in late years is analyzed.

分析了近年研制的BKD系列程控汽车变截面板簧轧机的伺服控制系统。

Common faults, precaution and operating characteristic of BKD 1-400/ 1140,660 flame-proof type Vacuum feed Switch.

论述了BKD1-400/1140、660隔爆型真空馈电开关工作特性，常见故障及预防措施。

This paper introduces the performance parameters of flameproof current limit feeding switch BKD 100/ 660 for mine.

介绍了BKD100／660型矿用隔爆型限流馈电开关的性能参数，重点阐述了本开关的电气工作原理、限流断路器的限流特性。

Analysis of Circuits on BKD Series 3-Phases SCR Speed Control System for DC Motor

BKD系列三相可控硅直流调速电源电路的研究