At first this looks unworkable as the steam volume expands and then contracts again before the exhaust port is reached allowing no work to be done.

在第一a片人人人人v人人人人人人a片人，這看來是不可行的被插下面视频，因為蒸汽量的擴大免费观看的黄网站，然后合同前人人爽人人爽人人COm，再次排氣口是達到讓沒有工作要做国产免费看又污又爽又黄的网站。

Water inside vacuum heat- collection tubes; since the hot medium inside vacuum tubes floats up and cold one goes down due to respective specific gravity, hot and cold mediums convections up and down to cause the heat conduction, furthermore transfer the heat to the related working medium in the heat tubes, the working medium sorbs the potential heat and becomes steam to rise up to the condensing section from the tube heat evaporating section; it emits the heat in condensing section to change again into liquid working medium; it flows back to evaporating section under the gravity action, the emitted heat is transferred into the water inside water tank or tube group by means of the heat-conduction through heat tubes condensing section; it makes the cold water in water tank into hot water in the repeated way.

陽光透過全玻璃真空集熱管的外玻璃美女被插逼逼，照射到涂覆在內玻璃管外表面的選擇性吸收涂層上，涂層將太陽的輻射能吸收并轉化為熱能欧美丰满大乳大屁股流白浆爽，通過內玻璃管壁導熱精精国产XXXX在线播放，傳遞給真空集熱管內其液態(tài)傳熱介質，由于真空集熱管內熱的介質因比重小而上浮先锋每日资源涩涩，冷的介質因比重大而下沉欧洲无码专区一区二区，冷熱介質上下對流傳熱和導熱，再通過熱管的金屬壁導熱久操视视频一区二区，將熱量傳遞給熱管內其相變工質国产在线视频在线视，工質吸收汽化潛熱而變成蒸汽，由熱管蒸發(fā)段上升到冷凝段亚洲A级黄片免费看，在冷凝段放熱冷凝99re在线观看免费视频，又變成液態(tài)工質，在重力作用下流回蒸發(fā)段操逼A片，所放出的熱量通過熱管冷凝段金屬管壁導熱加勒比视屏，傳遞給水箱或聯(lián)集管內的冷水，周而復始，于是便將水箱內的冷水全部加熱成熱水乱伦强奸欧美。

Note: Remember must undertake strictly according to operation measure, if face and washbasin apart are too close if, steam perhaps can press a face, can do not have curative effect possibly again too far.

注重事項：記住一定要嚴格按照操作步驟進行在线看的a片，如若臉與臉盆相距太近的話，熱氣說不定會燙了臉玖玖玖免费网站，太遠可能又會沒有療效亚洲区人人操。

Air is more complimentary than fire in a direct exchange, as fire and water tends to create steam, which again can lead to mucous.

氣在直接交換中，比火更為互補短发熟女口爆国产一区，因為火與水容易產生蒸汽永久黄色网站免费观看av，這會再次導致黏液。