Euclid distance is commonly used to measure distance in clustering analysis algorithm.

聚類分析中最常用的距離度量方法是歐氏距離一级毛片免费毛片。

This research was conducted in degraded rangeland at the southwestern edge of the Mu Us sandland, Yanchi county, Ningxia, the soil seedbank features and its relation to vegetation was analyzed using similarity analysis and ordination method, the results show that seeds within soil distribute mainly in 0~5 cm soil layer, less seeds in 6~15 cm soil layer in exclosed and non-exclosed rangeland, for seeds in exclosed soil, species richness and diversity index H are higher, while D is lower, exclosure measure, generally speaking, can increase plant species and amount of vegetation and seeds in soil, some annual plants, mesophytes and halophytes appears in the soil or surface.

以毛烏素沙地西南緣寧夏鹽池縣的退化草場(chǎng)為研究對(duì)象，采用相似性分析和排序方法對(duì)封育和未封育草場(chǎng)土壤種子庫(kù)的特征及其與地上植被間關(guān)系進(jìn)行了研究，結(jié)果表明無(wú)論封育區(qū)還是未封育區(qū)，土壤種子庫(kù)中的種子主要分布于0~5cm的土層十八岁以下禁看的黄片视频，6~15cm土層的種子數(shù)很少；封育區(qū)土壤種子庫(kù)的物種豐富度大于未封育區(qū)无码黄片二三区，物種多樣性則表現(xiàn)為H 值較大日韩无码精品乱伦一区二区，而D值較小，總體上看封育措施可以提高地上植被和土壤中種子的種類和數(shù)量人人摸干操日妇女，一些一年生植物、中生植物和鹽生植物開(kāi)始出現(xiàn)在地面或土壤種子庫(kù)中人人摸人人操大波。

This paper describes a design of the frontal channel of pressure sensor based on feedback and mainly accomplishes the design and manufacture of force generator, electric drive, displacement-measure circuit and the system mechanical structure.It shows out the analysis, debugging of excogitation and the graphics of corresponding objects.

本文著重描述了反饋式力傳感器的前向通道設(shè)計(jì)黄色网站操美女，主要完成了力發(fā)生器及驅(qū)動(dòng)電路、位移檢測(cè)電路亚洲性图、系統(tǒng)機(jī)械結(jié)構(gòu)的設(shè)計(jì)及制作我要看99国产黄片，并給出了方案的分析和調(diào)試及相應(yīng)的實(shí)物圖。

This paper describes adesign of the frontal channel of pressure sensor based on feedback and mainly ac complishes the design and manufacture of force generator,electric drive,displacement-measure circuit and the system mechanical structure.It shows out the analysis,debugging of excogitation and the graphics of corresponding objects.

本文著意描述了反饋式力傳感器的前向通道設(shè)計(jì)xingaiav11.com，主要完成了力發(fā)生器及驅(qū)動(dòng)電路色色色色色色色色网站、位移檢測(cè)電路、系統(tǒng)機(jī)械結(jié)構(gòu)的設(shè)計(jì)及建造无码乱伦一区二区，并給出了方案的分析和調(diào)試及相應(yīng)的實(shí)物圖777国产偷窥盗摄精品品在线。

The dynamic image analysis method was used to measure and obtain linear expansion coefficient of rice.

利用動(dòng)態(tài)圖像分析等方法，測(cè)量并給出了稻米籽粒濕線膨脹系數(shù)亚洲欧美日韩久久久久禁片。

So analysis the influencing factors and calculating measure of bridge expansion joint, makes for developing the new product and reasonable selecting of expansion joint.

因此從多方面分析影響伸縮量的因素和計(jì)算方法高能av免费不卡在线，有助于研制新產(chǎn)品和選擇合理的伸縮裝置。

Based on the experimental data and error sources of analysis and discussion which can accurately measure the volume?

本文通過(guò)對(duì)實(shí)驗(yàn)數(shù)據(jù)和誤差來(lái)源的分析欧美人人艹，討論哪些量可以精確測(cè)量啊啊啊插下面？

The flood activity is one child system in this system, it also has an extremely strong nonlinearity relation with the weather system, and it is very difficult for the analysis means based on explicit function and linear measure and the mathematical model in simulating the gradual progress course and gradual progress method of flood reasonably.

水文水環(huán)境系統(tǒng)是一類與自然資源、生態(tài)環(huán)境和社會(huì)活動(dòng)緊密相關(guān)的ww黄片、極其復(fù)雜的大系統(tǒng)精品人妖一区二区三区四区，洪水活動(dòng)作為該系統(tǒng)的一個(gè)子系統(tǒng)，還與天氣系統(tǒng)具有極強(qiáng)的非線性相關(guān)關(guān)系影音先锋99日韩在线观看，這使得基于顯函數(shù)和線性假設(shè)的分析手段與數(shù)學(xué)模型很難合理地模擬洪水的演進(jìn)過(guò)程和演進(jìn)規(guī)律中文字幕色哟哟。

The results reported here show that （1）The aligned score is a good similarity measure in analysis of the protein.（2）Aligned score is following the generalized extreme value distribution with parameters μ=94.769 7,σ=41.583 7,ξ=0.192 5.（3）Compared with other algorithm of structure alignment,the algorithm performs better than CTSS.

主要結(jié)果有：利用動(dòng)態(tài)時(shí)間規(guī)整算法計(jì)算得出的結(jié)構(gòu)距離是一個(gè)很好的蛋白質(zhì)結(jié)構(gòu)相似性度量；結(jié)構(gòu)距離服從參數(shù)為μ=94.769 7国产XXXX在线观看免费视频，σ=41.583 7欧美xxxxA片，ξ=0.192 5的廣義的極值分布美女黄应用；和其他結(jié)構(gòu)比對(duì)算法相比，該算法比CTSS的搜索結(jié)果要好激情视频永久在线。

Digital image processing technology,the present reseach level about image alarm system is to separate eyewinker from monitoring image,and to judge whether the eyewinker is harmful according to the size of the area of object,this method is imprecise and suspectable.The image recgnition alarm system isan apply on image processing technology.when a foreign object enter monitoring place,we will segment国产首页在线、measure object,and analysis、judge through proportion characer or invariant monent.the result of the parameter will decide whether the eyewinker is harmful,if the object is harmful ,system will auto-startalarm device.

而本設(shè)計(jì)的主要特點(diǎn)是基于了數(shù)字圖像處理技術(shù)手机看黄av免费网址，目前傳統(tǒng)圖像報(bào)警系統(tǒng)的研究水平是將異物從監(jiān)控圖像中分離出來(lái)又黄又粗又猛又爽免费视频，然后依據(jù)異物面積的大小來(lái)判斷異物是否有害，它對(duì)異物有害的判斷十分不準(zhǔn)確26UUU日韩无码，這種判斷結(jié)果的有效性是很值得懷疑的久久91精品综合国产91久久；針對(duì)于這些弊端，本課題在數(shù)字圖像處理技術(shù)上的應(yīng)用是對(duì)監(jiān)控場(chǎng)所進(jìn)行全景監(jiān)控成在线人视频免费视频网址，如有異物進(jìn)入亚洲国产精品丝袜国产自在线，對(duì)異物進(jìn)行分割、測(cè)量人人拍人人操，從不同的角度進(jìn)行了分析和判斷操到高潮的视频，進(jìn)而決定異物是否有害，若滿足場(chǎng)景所規(guī)定的有害條件亚洲字幕中文丝袜在线，則啟動(dòng)報(bào)警裝置偷拍人妻，發(fā)出報(bào)警信息。