目的探讨支气管扩张试验对咳嗽变异性哮喘（CVA）的诊断及鉴别诊断的意义。
Objective To explore the diagnostic and differential significance of Bronchiectasis Test in Coughing Variant Asthma(CVA), and the aim to decrease the misdiagnosis rate.
结论支气管激发试验及支气管扩张试验在哮喘的诊断中有重要价值，可减少哮喘诊断不足现象；
Conclusion Bronchial provocation test and bronchial dilation test are valuable diagnostic methods which could reduce asthma acatalepsia.
方法对临床肺功能、支气管扩张试验不能确诊的病人，用乙酰甲胆碱行支气管激发试验，明确诊断。
Methods The mechacholine provocation tests were applied to patients whom couldnt be diagnosed by lung function test and bronchiectasis test.
本文对压桩挤土效应方面的研究成果进行了综述，重点讨论了室内和现场试验、圆孔扩张理论、有限元计算的研究概况。
In this paper research results are reviewed on compaction effect of jacked pile, specially on in-situ and laboratory experiments, the theory of cavity expansion and finite element method.
医学临床试验在中国和印度规模扩张迅速。
Both China and India have a rapidly expanding clinical trial research sector.
通过对帆式张网模型水池试验，研究了扩张帆布对帆式张网网具性能的影响。
The effect of canvas spreaders on the performance of anchored sow net was studied through model test in tank.
本文根据圆柱孔扩张理论分析了在单桩周围和群桩内部土中产生的打桩挤压应力，并与室内模型试验和工程实录资料作了比较。
Based on the cylindrical cavity expansion theory, the squeeze stress induced by pile driving in soils around a pile and inside cluster of piles is analyzed.
试验证据的回顾发现，容积扩张并没有被证明可以改善早产婴儿预后。
The review of evidence from trials found that volume expansion has not been shown to improve outcomes for preterm babies.
我们进行了一项随机试验对胰管扩张内镜和外科治疗进行了对比研究。
We conducted a randomized trial to compare endoscopic and surgical drainage of the pancreatic duct.
试验研究了主、径向涡流器旋流数、面积比、套筒扩张角等参数对双旋流进气装置冷态流场的影响。
The effects of swirl number of primary swirler and radial swirler, area ratio and sleeve divergence angle on the cold flow field of double swirl air intake were investigated.
采用收敛扩张喷管，使雾化区形成高压而又连续流动的流场，是高压下雾化试验研究的好方法。
The key feature of the experiment is to use a convergent-disvergent nozzle to maintain a high air pressure in the test chamber and at the same time t…
在只有前瞻性，随机试验进行比较球囊扩张术，切开术优于球囊扩张95%至65%。
In the only prospective, randomized trial performed comparing balloon dilation with surgery, myotomy outperformed balloon dilation 95% to 65%.
本文论述了车用发动机试验台排气系统中的三节扩张式消声坑的设计和试验结果。
In this paper the design and performance of expanding silencing exhaust duct for the test bed of automotive engines are discussed.
我们收纳比较TIPS及腹水穿刺术搭配或不搭配容量扩张剂，用以治疗肝硬化病人并发难治性腹水的随机临床试验。
We included randomised clinical trials comparing TIPS and paracentesis with or without volume expanders for cirrhotic patients with refractory ascites.
由于试验挤土过程与孔扩张过程具有很好的相似性，故多采用柱形孔扩张理论对旁压试验机理进行分析。
The process of soil-squeezing is similar to cylindrical cavity expansion so that most of interpretation for SBPT is based on the theory of cavity expansion.
研究ADRC参数整定方法，提出一种基于单纯形优化的扩张状态观测器参数整定法，并根据大量仿真试验提出ADRC参数整定的一般步骤。
To get the parameters'value of ESO, a method based on simplex algorithm is put forward, and the common process to get the parameters'value of ADRC is also given based on a lot of simulations.
有项高海拔自行车赛的试验，应用血管扩张剂以后(万艾可的化学名)，运动员每6公里可以缩短15%的时间。
A study of cyclists who took sildenafil citrate (the chemical name for Viagra) while racing at altitude found that it reduced their time over 6km by 15 per cent.
有项高海拔自行车赛的试验，应用血管扩张剂以后(万艾可的化学名)，运动员每6公里可以缩短15%的时间。
A study of cyclists who took sildenafil citrate (the chemical name for Viagra) while racing at altitude found that it reduced their time over 6km by 15 per cent.
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