The unsteady state 1 D momentum equation is applied to the analysis of the condition of airflow reversal in parallel airway during a mine five in ascensional ventilation.

采用一維非穩(wěn)態(tài)運動方程對上行風流火災旁側支路風流逆轉的發(fā)生條件及影響因素進行了分析十二黄片国产在线视频；指出了布德雷克法的局限之處，即沒有正確認識到巷道長度及初始風速對風流逆轉的影響十八岁美女免费网站；進一步闡明了導致這種局限的原因是由于忽略了風流的慣性

At that time, since Tianjin was just liberated and its economy was in an unsteady state, too speedy close-down and reformation of bawdry would lead to an insolvable economic pressure for the government, which is the basic reason that the way of reforming bawdry in Tianjin is different with the way in Beijing and Shanghai.

此時色色网亚洲色图，由于天津剛剛解放，經濟上處于不穩(wěn)定的狀態(tài)色哟哟夜夜操，過于快速的娼業(yè)封閉及改造玖玖玖re96在线视频，會導致政府無法解決的經濟壓力，這是天津有別于京滬娼業(yè)改造作法的根本原因日本羞羞网站。

This model was solved by using the methods of separating-variables and Bessel function, and obtained the analytic solution of pressure distribution for one dimension and unsteady state.

并進而提出負壓區(qū)的存在不僅與反吹的結構有關亚洲香蕉视频综合在线，而且和多孔介質本身的性質有關。

It is often tested by an unsteady state flow experiment and calculated by JBN method,which is only fit for Darcy flow through medium-high permeability with high velocity of displacement because of taking neither non-Darcy flow nor capillary attraction into account.

通常用非穩(wěn)態(tài)流方法測定和用JBN方法計算它在线免费观看你懂的，但未考慮非達西流及毛管力的影響人人操人人干人人揉日日揉日日操，故只適合于中高滲透巖石達西滲流的情形，且要求非穩(wěn)態(tài)相對滲透率實驗驅替速度較高午夜视频在线国产郎色。

In this paper, the change rule of inner oil temperature in wet multiple disk brake is studied when braked. Mathematics model on unsteady state heat transfer is established in wet multiple disk brake On the basis of theory and experiment research, which will provided theory ground for design and choice type on wet multiple disk brake.

本論文在理論與試驗研究的基礎上超碰caop0rn超碰分类草棚，研究與分析了濕式多盤制動器在制動時內部油溫的變化規(guī)律，建立了濕式多盤制動器整體非穩(wěn)態(tài)散熱的數學模型黄色彩网，為濕式多盤制動器的設計與選型提供了理論依據高清无码一级黄色视频。

The dynamic mathematical models of steady state and unsteady state heat storage in liquid medium are established systematically.

介紹了按照改進的時間溫度復合模型設計優(yōu)化間歇過程換熱網絡的程序結構。

In the process of time march, the evolution of the wave contour maps for unsteady state is totally difference with the steady state.

通過對定常和非定常兩種數值方法的收斂過程的比較發(fā)現(xiàn)兩者波面的變化過程完全不同91超碰日韩精品国产。

Agriculture cannot play its basic role before solving these problems and dispelling the unsteady state. To change the existing present state of agriculture economy, we should use macroeconomic policies, and also microscopic approaches and technologies.

解決農業(yè)經濟發(fā)展中存在的問題六大免费黄色网站，消除農業(yè)經濟發(fā)展的非穩(wěn)定狀態(tài)，是充分發(fā)揮農業(yè)基礎性作用的前提黄片操女的观看。

Based on mathematical analysis of unsteady-state diffusion process in diaphragm diffusion cell, a steady-state flow technique for measuring effective diffusivity in gels has been developed.

一鸥美免费黄片观看、借鑒測定液相擴散系數的膜池法，并基于對非穩(wěn)態(tài)過程的數學分析18av黄色，本文建立了測定凝膠中有效擴散系數的穩(wěn)態(tài)流動法日本一区二区欧美亚洲国产；設計了一種適用于支載高含水量強度較低的凝膠及固定化細胞類軟性物質的成膜框架，改進了膜狀軟性物質厚度的測量方法，使實驗易于進行99爱免费视频最新版本，提高了重復性求在线视频你懂的。

A quasi one-dimensional, time dependent system model based on the parallel compressor theory was used to compute the effect of inlet distortion on turbine engine stability; Through Modifying steady state continuum equation, momentum equation and energy equation, the effect of power extraction and additional bleed on turbine engine running line was computed. Unsteady state continuum equation, momentum equation and energy equation were solved for computing the effect of acceleration on turbine engine running line.

其中，進氣畸變對發(fā)動機氣動穩(wěn)定性影響的計算采用平行壓氣機模型黄片观看无码在线，基于李亞普諾夫理論的方法完成日本黄色一级小视频；附加引氣、功率提取對發(fā)動機氣動穩(wěn)定性的影響采用通過對發(fā)動機轉子間質量无码在线视频一区、動量激情在线播放、能量守恒方程進行修正的方法進行；加速過程對發(fā)動機氣動穩(wěn)定性的影響采用歐拉方法求解動態(tài)的質量精品一区二区在线视频、動量操干网在线、能量守恒方程的方法完成；最后采用&層迭&的方法進行各種降穩(wěn)因素的綜合評估欧美又长又粗性视频。