Some priori estimates, Turing instability and global stability of positive constant steady-state solution are obtained by comparison principle, operator spectrum theory and Turing theory.

利用比較原理，算子譜理論及Turing理論美国一级片大全，得到了正解的一些先驗(yàn)估計(jì)人人操超碰人人爱，正常數(shù)平衡態(tài)解的Turing不穩(wěn)定性及正常數(shù)平衡態(tài)解的一致漸近穩(wěn)定性。

But the instability that comes along with constant migration will inevitably become a common feature of the modern world.

我們每個(gè)人都同時(shí)感受著全球化的利和弊亚洲欧美日韩人妻视频，在驅(qū)動(dòng)力之下做出自己的選擇毛片黄色视频在线观看免费，而流動(dòng)中的不穩(wěn)定將成為一種常態(tài)。

Change is the new normal: Anything could happen; instability is a constant.

改變現(xiàn)在已經(jīng)變得很平常：什么事情都可能發(fā)生欧美激情专区在线；沒(méi)有什么是不能改變的意大利色Av资源站。

The low-frequency instability in variable speed constant frequency doubly fed induction generator which is widely used in wind power generation is studied.

研究了廣泛應(yīng)用于風(fēng)力發(fā)電的變速恒頻雙饋感應(yīng)電機(jī)系統(tǒng)中的低頻不穩(wěn)定現(xiàn)象。

Political instability, almost constant since the 2004 "Orange Revolution" brought pro-Western politicians to power, showed little signs of abating.

自親西方的政治家于2004年發(fā)動(dòng)"橙色革命"獲得執(zhí)政權(quán)以來(lái)欧美特黄色视频，烏克蘭國(guó)內(nèi)的政治動(dòng)亂幾乎仍在不斷發(fā)生色哟哟免费小黄片，而且還未出現(xiàn)減緩的跡象。

Tent, for the nomad in Chinese history, has been muchly constant as it is the best architecture for the nomad in working. Periodic or aperiodic graze has led in instability of residence and working facility, and tent becomes the sole selection in habitation for thousands of years due to its effective collection and transportation during regular and constant migration.

同樣我們?cè)倏粗袊?guó)歷史上的游牧民族居住的帳篷国产在线永久域名，之所以長(zhǎng)久不變一级毛片网站在线观看，是因?yàn)檫@是最最適合游牧民族生產(chǎn)作業(yè)的建筑功能形式，他們定期或不定期的放牧造成了住所和生產(chǎn)工具的流動(dòng)性性爱小视频免费，在經(jīng)常性的欧美性爱黄片小视频、不斷遷徙情況下，帳篷這一簡(jiǎn)單有效的居住形式因其便于折疊收藏及運(yùn)輸福利网在线观看，自然就成了其幾千年來(lái)不變的居住建筑唯一選擇av资源免费。

And, comparing the nightside near earth magnetopause with the magnetotail, we found that when the ratio of electron number densities of magnetopause is constant, and high electron number density can raise K-H instability.

本文對(duì)比了夜側(cè)近地磁層頂和磁尾磁層頂，發(fā)現(xiàn)當(dāng)磁層頂兩側(cè)電子數(shù)密度之比恒定時(shí)操小骚逼视频网站，高電子數(shù)密度的磁層頂側(cè)易產(chǎn)生K-H不穩(wěn)定性狠狠色先锋影音av资源。

They were all in SCOTT connection, and to avoid the academically foreseen instability problems ( due to decreasing melt resistance with increasing temperature ) every heating zones was equipped with power-constant regulation, as well as temperature control.

他們都是在斯科特方面，并應(yīng)避免在學(xué)術(shù)上所預(yù)見(jiàn)的不穩(wěn)定性的問(wèn)題www.久久com，（因降低熔體電阻隨溫度升高）免费播放作爱视频网，每個(gè)采暖區(qū)配備了功率恒定的規(guī)管，以及溫度控制深夜刺激网站。

Propagation and development characteristics of surface instability of the spherical premixed flames for methanol-air-nitrogen mixtures were studied by using a constant volume combustion chamber and high-speed schlieren photography system.

利用高速紋影攝像法在定容燃燒彈內(nèi)研究了不同燃空當(dāng)量比自拍日韩动漫欧美在线观看网站、初始?jí)毫Α⒊跏紲囟群蜌怏w稀釋度下甲醇－空氣－氮?dú)饣旌蠚忸A(yù)混球型火焰的發(fā)展特性以及3種火焰鋒面的不穩(wěn)定性又硬又黄又粗又爽又长又深。