A cushion of air is trapped between the wing and the runway and causes an updraught.

在機(jī)翼與跑道之間有一個(gè)氣墊黄页网站大全免费视频在线观看，這就造成了一個(gè)向上的氣流updraught。

Nobody, nothing, was visible except for the occasional condor, floating on a thermal updraught and watching for the tell-tale movement of prey scurrying below.

一路上無人無物，除了偶爾看到在熱浪上飛掠而過的禿鷹，搜尋著下面可能因疾行而暴露蹤跡的獵物95视频激情视频入口A。

Based on the raw material conditions of pelletizing process at Ma Steel the process parameters, such as bed depth of grate, temperatures of updraught drying , downdraught drying, preheating and roasting in oxidized pellet production were studied with a grate-kiln simulator.

基于馬鋼球團(tuán)原料條件，在模擬試驗(yàn)裝置中研究了鏈箅機(jī)—回轉(zhuǎn)窯氧化球團(tuán)生產(chǎn)的料層高度韩国成人三级a影院在线播放、鼓風(fēng)干燥熱風(fēng)溫度日本超级黄色视频网址、抽風(fēng)干燥熱風(fēng)溫度、預(yù)熱熱風(fēng)溫度和回轉(zhuǎn)窯焙燒等工藝參數(shù)羞羞漫画看。

Fanned by a constant updraught of ventilation between the kitchen and the chimneyflue, ignition was communicated from the faggots of precombustible fuel to polyhedral masses of bituminous coal, containing in compressed mineral form the foliated fossilised decidua of primeval forests which had in turn derived their vegetative existence from the sun, primal source of heat, transmitted through omnipresent luminiferous diathermanous ether.

這種煤炭含有原始森林的落葉堆積后凝縮而成的礦物狀化石肛交老妇；森林之發(fā)育生長(zhǎng)靠的是熱源--太陽，而熱又是由那普遍存在黄色网站免费久久久、傳光并透熱的能媒傳導(dǎo)的亚日日日日日视频。