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The past works on coupling eddy covariance technique and remote sensing technology are summarized. The following three aspects were focused:①Cross validation on the carbon flux estimation between eddy covariance and remote sensing technology;②Eddy covariance provides ground parameters for remote sensing inversion;③Remote sensing based eddy footprint analysis.

总结过去耦合涡度协方技术与遥感技术的工作,主要在以下3个层面展开:①涡度协方技术与遥感技术对碳通量估算的相互验证;②涡度协方技术为遥感反演提供地面参数;③遥感观测解译辅助分析通量贡献区。

The article introduces two arithmetic of partial differential,and analyses the method of using compare the current vector of coupler breaker,and provides sampling arithmetic and vector arithmetic.

母线微机保护装置已发展的比较成熟,装置通用的选择故障母线的方法是利用总动和分动相配合;文中介绍了利用分动选择故障母线时的两种算法,分析了利用母联电流方向比较元件选择故障母线的方法,并从瞬时值方面和向量值方面提供了两种算法。

Secondly, more and more researchers have found that the change of ST segment in Electrocardiogram has close relations to the majority of the cardiovascular disease, so electrocardiogram signal pretreatment methods, including 4 point averaging filter, slide averaging filter, first difference, second difference, have been designed; With this foundation, detection method based on the second difference variable threshold to detect R wave in electrocardiogram has been designed, and heart rate has been calculated accurately.

其次,由于越来越多的研究者发现心电图中的 ST 段的变化与大多数心血管疾病都有着紧密的联系,因此,本课题设计了心电信号预处理方法,包括 4 点平均滤波、滑动平均滤波、一阶分、二阶分等;在此基础上,设计了基于二阶分可变阀值检测方法来检测心电波形中的 R 波,计算出了较为准确的心率值。

When one element of an N-element array is aberrated, the most sensitive aberration is Piston error, and then the sensitive aberrations are element defocus, tilt, spherical aberration, coma and astigmatism. As for four aperture system, the influence of Piston error is 2 times larger than that of defocus, and 4 times larger than that of astigmatism.

在合成孔径成像系统单个子孔径存在像的情况下,Piston误对系统的影响最大,其次是离焦误、倾斜误、球、彗和像散,对于四孔径系统,Piston误对系统的影响几乎是离焦误的2倍,像散的4倍。

In this dissertation, based on the beam propagation equation in the free-space, the hyperbolic-fit mothed is used to calculate the M2- factor of Gaussian beams passing through a spherically aberrated lens for the first time.

本论文根据自由空间中光束的传输方程,利用多点拟合的方法,通过数值计算,首次研究了激光束通过球透镜后的M~2因子随球的变化规律,并用M~2因子、桶中功率和K参数作为光束质量评价参数,讨论了透镜的像、遮拦比等对激光光束质量的影响。

Through uninterruptedly attempting, the methods for the three Chas basically fell into a pattern in the Song Dynasty.

经过不断尝试,&三&的计算方法在宋代基本定型,本文对其作进一步分析研究。气,刻,时

Therefore, you must use business card printing colorimeters sampling on the timely detection of semi-finished products, to learn about printing seeastigmatism deflexions timely process parameters to control printing color quality in the smallest of changes in the area.

因此,务必在制卡历程洋搁置色不不不不计不不不不半制品举行当令抽样检测,不懂印品色不不不不不正向并准时调动工艺参数,把持印品颜色质度在最小的变冻边界边颠簸。

At the instrumentation products, are the United States Dwyer, Antunes Controls, AutoTran, Lighthouse, Sweden SenseAir, Switzerland BELIMO, Germany Beck's authorized dealers, etc., these products include pressure switch / pressure switch, pressure change delivery, and pressure gauge / pressure table, temperature / humidity / dewpoint sensors, liquid level, flow meters, flow switches and transmitters, carbon dioxide, carbon monoxide sensors, airborne particle counter and so on, are widely used in HVAC , air-conditioning, chip manufacturing, semiconductor, food, pharmaceutical, bio-engineering, intelligent buildings, power plants, chemical industry, water treatment, environmental monitoring, industrial manufacturing and other fields, while the company is gradually taking shape self-developed product line.

在仪器仪表产品方面,是美国Dwyer、 Antunes Controls、AutoTran、Lighthouse、瑞典SenseAir、瑞士BELIMO、德国Beck等公司的授权代理商,这些产品包括压力开关/压开关、压变送器、压力表/压表、温度/湿度/露点传感器、液位、流量计、流量开关及变送器、二氧化碳、一氧化碳传感器,尘埃粒子计数器等,广泛用于暖通、空调、芯片制造、半导体、食品、制药、生物工程、智能楼宇、电厂、化工、水处理、环境监测、工业制造等领域,同时公司正在逐步形成自主开发的产品线。

Result The total root mean square values were significantly related to the refractive power in diopters (P<0.05), and the aberrations of trefoil, coma and sperical increased with an increase of the astigmatism power.

结果 眼球总RMS值与屈光度呈正相关(P<0.05),随散光度的增加,高阶像中的三叶散光、慧、球都增加(P<0.05)。

This invariant relationship provides an exactly statistical interpretation forwhy the stochastic noise in gene expression should be measured by the normalizedvarianceσ

这个恒等式从统计上准确解释了,基因表达中要用标准化方(σ2/ n 2,即方除以期望的平方)作为基因表达随机噪声大小的测度而不是Fano factor的原因是,标准化方揭示了基因表达中随机性和系统大小之间的本质联系。

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推荐网络例句

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。