I built a test tool to measure the spiral pattern of different species of trees.
我制作了一个测试工具来测量不同种类的树木的螺旋布局模式。
Sponsored by the National cancer Institute, part of the National Institutes of Health, the NLST establishes low-dose spiral CT as the first validated screening test that reduces lung cancer mortality.
NLST由国家癌症研究所(国家健康研究所的一部分)发起，证实了低剂量螺旋CT成像是第一种可以降低肺癌死亡率的扫描检查。
The article is a general review of the test and research work on fracture in relation to spiral welded pipes at home and abroad.
文章综述了国内外有关螺旋焊缝管的断裂试验和研究工作的概况。
The influences of the spiral groove parameters on the opening force, power loss, leakage rate and stiffness of gas film were investigated by the experimental test.
螺旋槽干气密封试验分析了干气密封螺旋槽几何参数对开启力、功耗、泄漏率和气膜刚度的影响，并通过理论计算对试验数据给予了验证。
Test results show the resistance of spiral plate is 30% of that of segmental baffle, and the heat transfer efficiency is improved by 10% at the same pressure.
试验结果表明，螺旋折流板阻力只有弓形的30%，此外，在同样的压降下，螺旋折流板传热效率也提高10%。
A type of X-ray called spiral computed tomography or CT can find lung cancer early, but it is expensive and also finds non-cancerous lesions that are expensive and risky to test.
一种立体计算机体层扫描能够发现早期肺癌，但费用昂贵，并能发现一些检测昂贵、有风险的非肿瘤病变。
While we may have been hoping for a single lesson, a single test of our learning, but that is not consistent with our ascension process, which is an upward spiral, not a straight line.
我们总是期盼著自己的学习会是一个简单的课题和测试，然而，我们的提升过程却不是如此单纯，整个提升之道是个向上的螺旋路径，而不是直线的延伸。
The results show that the values from this simplified calculation formula is consistent to the test data and it can be used to design the spiral structures.
结果表明，用此简化计算公式计算的结果与试验数据基本一致，可以用于螺旋片导流式气液分离器螺旋结构设计计算。
This paper summarizes fatigue life test specifications of rear axle spiral bevel gears in rear axles at home and abroad, and analyzes the relative specifications.
概述了国内外部分汽车驱动桥螺伞齿轮疲劳寿命试验规范，并对相关规范进行了剖析。
Objective To explore the diagnostic performance of 64-slice spiral ct combined with exercise treadmill test for coronary artery disease.
目的评价64层螺旋CT联合平板运动试验对冠心病的诊断价值。
According to the result of interference test, the cutting tooth parameter is adjusted till the satisfied spiral bevel gear pair was acquired.
根据干涉结果对螺旋锥齿轮的切齿参数进行调节，直至得到比较满意的螺旋锥齿轮副。
It is proved through test of nation akl technical standards that the spiral wound gaskets made by the plant can meet or exceed the technical requirements of the national and foreign standards.
生产出的缠绕垫片经过各项国家技术标准测试，其外观质量和内在质量均达到或超过国内外标准技术要示。
Based on the leakage rate test of the spiral gasket, the leakage rate formula was regressed, which was used to predicate the leakage rate of the gasket and toke as the criterion. 2.
以缠绕垫片泄漏率试验为基础，回归得到金属石墨缠绕垫片的泄漏率公式，可较为准确地预估垫片泄漏率并作为评判标准。
Conclusion 16 slice spiral CT coronary angiography can be used before the test a good grasp of indications, could significantly increase the success rate.
结论：16排多层螺旋CT可用于冠状动脉血管成像，检查前把握好适应证，可明显提高成功率。
The paper described the structure of a new kind of spiral flake tubular lubrication oil intercooler, clarified the principle of this cooler. A contrast optimal test was proceeding.
为此，针对企业需要，提出了一种传热性好、可靠性高、制造工艺简单、维护方便的柴油机机油冷却器结构形式，阐明了这种冷却器传热的原理；
A contrast experiment for the spiral bevel gears was carried out on a rotor test facility with elastic supports.
在转子系统模拟试验台上，对发动机主传动锥齿轮接触性能进行了实验研究。
A contrast experiment for the spiral bevel gears was carried out on a rotor test facility with elastic supports.
在转子系统模拟试验台上，对发动机主传动锥齿轮接触性能进行了实验研究。
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