背口針 的英文怎麼說
中文拼音 [bēikǒuzhēn]
背口針
英文
dorsal stylet-
This article belongs to demonstration study, base on inspecting environment to typical area and analyzing a mass of data, the author detailed analyzed mutually affected way of northwest area population distribution and the environmental variation, opened out the problem between northwest area population distribution and the environmental variation, and then discussed how these problem effect building a well - off society in an all - round way, last under the promise goal of building a well - off society in an all - round way, put forward countermeasure and suggestion of the population distribution and the resources environment harmony development which have northwest local characteristic. the becoming references for the policy - decision are both the main subjects and the aims. this article can be divided into four parts according to the research content : the first part : elaborated the importance of ecological environment construction in building a well - off society in an all - round way
本文屬于實證研究，作者在對典型地區採取社會學調查和環境考察，並充分利用統計數據和文獻資料的基礎上，詳細的分析了西北地區人口分布與資源環境變化之間相互作用的方式，揭示出西北地區人口分布與資源環境關系中的問題，並分析這些問題在全面建設小康社會進程中的影響，最後，在全面建設小康社會的目標約束前提下，提出了具有西北地區特色的人口分布與資源環境相協調的對策與建議，希望能為有關部門在全面建設小康社會的大背景下制定方針政策，提供一些意見和建議，同時為有志於研究西北地區人口與資源環境關系的學者提供一些參考資料。Prof. horii has invented three new types of spiral flow generators. they are applied in area of engineering practice. in this paper, we depicted the actuality and background of this type of spiral flow, illustrated the important significance of its applications in engineering and basic theory
日本horii教授發明的三種自發生成螺旋流的裝置引起人們研究的興趣，本文敘述了國際上對此類螺旋流研究的現狀和背景，闡明了螺旋流研究在工業應用上和基礎理論上的重要意義，針對「環狀軸對稱開口徑向進流」旋流發生裝置進行了實驗研究。At last, aiming at some problems about moving machinery now, such as the backward manage, the difficult to check performances, the high of maintenance expenses, it takes performance checking for moving machinery in xianglujiao corporation of dalian port as background, the author develops " fault diagnosis and predicting maintenance system for port moving m
最後，以大連港務局香爐礁港務公司流動機械為背景，針對目前流動機械管理落後、性能檢測困難、維修費用高等現存問題，融合傳統故障診斷方法和本文提出的幾種新方法，開發研製了「港口流動機械故障診斷與預知維修系統」 。The series of computerized high - speed sealing and cutting machine is of bag making machine that manufactures flat - nose bag, waistcoat bag for the material such as pp, pe etc, in which has features such as operate converiently, quicker speed, quality of the products is stable. it is first selection of equipment for you to manufacture packing bags of clothes, food etc
該系列電腦高速封切機是針對pp 、 pe等材料製作平口袋、背心袋的制袋設備，具有操作簡單、速度快、產品質量穩定的特點，是您製作服裝、食品等包裝袋的首選設備。In this paper, the concepts, the historical background, the importance and current application of scientific computing and visualization of scientific computing are introduced and the visualization of computational detonation mechanics is specially expounded. based on the sumarization of the visualization software visc2d and visc3d directing at the mmic ( multi _ material in cell ), the key point of the improvement and the research contents are listed. based on the basic visualization reference model and the data file format of mmic, the file format of vector data is defined. the 2 - d data field visualization technology is described in detail. include the visualization of scalar field and vector field. the weak points of the visc2d software is overcome, and we propose the full - frame coloring mapping method and the visualization of the vector data using the clic ( coloring _ noise line integral convolution ). in addition, the method to draw and display shock wave by edge probing operator is introduced. in the design of the program, in order to overcome the shortcoming of visc2d with sdi ( single document interface ), the software vsv ( visualization of scalar and vector ) with mdi ( multi document interface ) is designed. compared with visc2d, the advantage of vsv includes : ( l ) vsv is a mdi applied software which can be used to view various kind of data, ( 2 ) vsv resolves the flash during displaying moving images which are produed by full - frame coloring method used to the visualization of scalar fields, and ( 3 ) vsv can be used to visualize vector field such as velocity. at last, the visualization of the output data from mmic in explosion and shock is realized by vsv
首先簡要介紹了科學計算與科學計算可視化的概念、歷史背景、意義及應用現狀，重點說明了計算爆炸力學中的可視化問題，在總結多流體網格程序mmic的可視化軟體visc2d和visc3d的基礎上提出了改進要點和本文的研究內容。在介紹可視化基本參考模型和mmic程序的數據文件結構的基礎上，給出了矢量數據文件的結構，詳細闡述了二維數據場的可視化技術，包括標量場和矢量場的可視化，針對原visc2d軟體的不足，給出了改進方法，提出了全幀著色映射方法和用於矢量數據可視化的基於噪聲著色的線積分卷積方法，以及提出了利用邊緣檢測運算元提取和顯示沖擊波的方法。在程序設計上，針對原visc2d軟體只適用於單文檔窗口的缺點，本文利用多文檔mdi窗口，研製了標量場與矢量場的可視化軟體vsv （ visualizationofscalarandvector ） 。In order to detect and track dim - point targets under the complex background of sky, a high speed method is put, which uses multiwindow, little yardstick, repetitious subtracting and fusing images
摘要針對復雜天空背景下弱點目標的檢測與跟蹤，提出了一種利用多窗口、小尺度、多次差影融合點目標圖像的快速檢測與跟蹤方法。分享友人