Freon sensor with high sensitivity is key device for detecting freon leak. The manufacture technology, sensitivity mechanism, measure method and parameter of samples have beendiscribed in this paper.
高灵敏度的氟里昂气体传感器是检测氟里昂泄漏的关键元件,本文叙述了氟里昂气敏器件的制作工艺、敏感原理、测试方法及测试结果。
In this group, the 2-hour postload glucose measure also showed a rapid increase that started about 3 years before diagnosis, and HOMA insulin sensitivity fell sharply during 5 years before diagnosis.
该组的餐后2小时血糖检测结果也显示了确诊前3年的剧烈增加,而HOMA胰岛素敏感性在确诊5年前就直线下降。
The results show that the sensor designed can continuously measure the two grade thrust of rocket engine, and improve the measuring precision and sensitivity.
分析表明,这种双量程测力传感器既可以连续测量发动机两级推力,又提高了其测量灵敏度和精度。
In order to obtain the potential sensitivity, a new method using the F-Pinterferometer to measure the displacement of the spring oscillator in the traditional gravimeter is proposed.
为了获得弹簧振子的潜在灵敏度,在此提出了利用F - P干涉仪测量传统重力仪中弹簧振子位移的新方法。
This apparatus is a multifunction spectrum testing set-up, which suits to measure for infrared detectors the wide range spectral sensitivity and also the distribution of spectral energy.
本装置是一多功能光谱测试装置,适用于对红外探测器作宽范围光谱灵敏度的测量,以及红外光源光谱能量分布测量。
By optimizing the parameters of the sensor, the sensitivity can be improved and it can measure the velocity of different ranges.
优化光纤光栅压强传感机构及汾丘里管的参量,可测量其它速度段的流速,并可进一步提高传感灵敏度。
Ball screw unit is the key part of NC machines, and its adoption is an effective measure of improving sensitivity, positioning accuracy and prevention crawl.
滚珠丝杠副是数控机床进给系统的核心部件,采用它是提高进给系统灵敏度、定位精度和防止爬行的有效措施。
The two laser beam system has been used to measure the relative density of linen dust, with the feature of wide measurement range, good sensitivity and restraining the intensity fluctuation noise.
本文采用双光路激光系统,对亚麻尘的相对浓度进行了连续测量,具有测量范围宽、灵敏度好、抑制激光强度起伏噪声等特点。
A new method to measure liquid parameters using a tapered optical fiber detector and the sensitivity for different conditions of probing are shown.
介绍了一种利用锥形光纤探头测量液体参量的新方法,并且对不同探测条件下的灵敏度作出了比较。
In chapter two we discuss two methods to measure economic exposure: the sensitivity method and the least-squares estimation method.
第二章:外汇经济风险暴露的测量第二章讨论了外汇经济风险暴露测量的两种主要方法:敏感性分析法和最小二乘法。
An amplifier which is used to measure the static and dynamic speed droop has been developed successfully, it gives out higher sensitivity and responsibility.
本工作试制成功了用于测量主传动系统静、动态速降的比较放大器,它具有较高的灵敏度与响应速度。
We can use the delay discounting task to measure the sensitivity to reward that was abroad used in material abuse field.
故研究可借鉴在物质成瘾领域中,测量奖励敏感性的延迟折扣任务来衡量个体冲动性的大小。
The dynamic sensitivity calibration technique of a worksite measurement system has been employed to measure the peak overpressure of the FAE and TNT blast field with equiprecision measurement.
利用现场测试系统动态灵敏度标定技术,分别等精度测试了FAE和TNT爆炸场峰值超压。
The main advantages of porous silicon gas sensor are higher sensitivity and selectivity without heating in the room temperature, high measure precision and low price.
多孔硅乙醇气体传感器的主要优点:在室温下不用加热就具有很高的灵敏度、选择性好、测量精度高、价格低等。
Owing to the prominent advantages, such as real-time display, high sensitivity and whole-field measure, ESPI is widely used in industrial nondestructive detection.
由于电子散斑干涉测量技术具有实时显示、灵敏度高、全场测量等优点,该技术在工业无损检测中得到广泛的应用。
Its precision, error, sensitivity and stability have greater raising than traditional measurement technique, the full automatic measure of micro-displacement is realized.
与传统测量方法相比,其精度、误差、灵敏度及稳定度都有较大提高,并实现了微位移的全自动测量。
Sinusoidal signal generator sinusoidal signal of the main circuit and systems used to measure the frequency characteristics of the nonlinear distortion, and gain sensitivity and so on.
正弦信号发生器正弦信号主要用于测量电路和系统的频率特性、非线性失真、增益及灵敏度等。
In addition, a dynamic balancer can provide greater sensitivity to measure static or single plane unbalance.
另外,动平衡机能够提供更高的灵敏性来测量静态或单一平面的不平衡。
The sensitivity of EMC test system is an important indicator to measure the performance of the whole system.
移动终端电磁兼容测试系统的灵敏度大小是衡量测试系统性能的一个重要指标。
Waterflooding is a kind of conventional measure for improving production and recovery factor in an oilfield, but there exist some formation damages such as water sensitivity, emulsification, etc.
注水是油田提高产量及采收率的一种常规措施和采油方法,但注水也存在着地层伤害,如水敏、乳化等。
A new method to measure real-time sensitivity of Doppler lidar is presented, to solve the sensitivity uncertainty problem caused by the spatial and temporal change of aerosol during wind detecting.
提出了一种多普勒激光雷达测风灵敏度实时测量的方法,解决测风时因气溶胶时空变化引入的灵敏度测不准问题。
The Fed's unexpected sensitivity on this score was a measure of how the world has been changed by China's rise.
美联储这一次意外表现出敏感性,突显世界已被中国的崛起改变。
MTT method was used to measure proliferation capacity and sensitivity to chemotherapeutic drugs, and tumorigenicity was measured by transplanted into the nude mice.
MTT法检测克隆球细胞和贴壁细胞的增殖能力和对化疗药的敏感性,并植入裸鼠皮下比较移植瘤形成能力;
A measure of sensitivity derived from an option pricing model. It measures how much an option's price will change for one unit of change in the underlying price.
是期权价格最为重要的敏感性指标,它表示期权的标的物价格的变动对期权价格的影响程度。
The experiments show that the shape of focusing measure curve is obviously improved after pre-processing, the curve is smoother, local peak is eliminated and curve sensitivity is improved by 78%.
实验表明,经过预处理后明显改善了对焦评价函数曲线的形状:曲线更加平滑,局部峰值得以去除,同时曲线灵敏度提高78%。
Thus, the output voltage is a measure of input current, and overall sensitivity is determined by the feedback resistor RF).
所以输出电压可以用来度量输入电流,总的灵敏度由反馈电阻器(RF)决定。
In field of displacement measure without touch, charge couple device CCD is a high sensitivity photoelectric sensor with high measurement precision, which can be used in automatic succession measure.
在非接触位移测量领域中,电荷耦合器件CCD是具有较高灵敏度的光电传感器,其测量精度高,能自动连续地进行检测。
The disposition index, a measure of the relation between the sensitivity of beta cells to glucose and tissue sensitivity to insulin, "improved dramatically, " according to the investigators.
处置指数,一种测量β细胞对糖敏感性以及组织胰岛素敏感性的方法,研究结果显示其显著改善。
The disposition index, a measure of the relation between the sensitivity of beta cells to glucose and tissue sensitivity to insulin, "improved dramatically, " according to the investigators.
处置指数,一种测量β细胞对糖敏感性以及组织胰岛素敏感性的方法,研究结果显示其显著改善。
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