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1、教案2012～2013学年第二学期学部工程技术学部教研室(实验室)动漫课程名称网页设计与制作授课班级11动漫主讲教师职称讲师使用教材网页设计与制作案例教程主编：九州书源清华大学出版社教案（首页）air,keephouseairfresh,cooling,moisture,reducethebodytemperatureofthechicken,whichisameasureofthechickenhousethefirstelementoftheenvironment.(1)theparameters:
2、ventilationinsummerpeakdemandcalculations,4~5cubicmetresperkilogramofbodyweightperhour,harmfulgasconcentrationdoesnotexceed20ppmammonia,hydrogensulfide,l0ppm,co0.15%.(2)ventilationnaturalventilationandmechanical...5.thermalinsulationroofcoldseasonisthere
3、gionofgreatestheatloss,arealsohottowelsunlightthananyotherregion,sotheroofinsulationisthemostimportantregion,followedbythewalls,ifopenshedstomakedoorsandWindowsswitchesfreely,andsealwell.Onmostofthewallsandroofinsulationmustbetakenorequivalentdevices,the
4、rmalinsulationmaterialsrequirehigherthermalresistance,goodthermalinsulationproperties,andthickentheNorthwallmustalsobetakenofthicknessandmeasuressuchasroofandceilingcanopy.Inplaceswithmorerain,duetheeavesofroofsonbothsidesextendingoutward.Pheasants(pheas
5、ants)farmbuilding(a)sitechoosepheasantfieldsshouldbeselectedgaozaoterrain,sandtexture,welldrained,slightlytotheSouthofterrain.Mountainareasshouldbeselectedunderthesunny,spacious,ventilation,sunshine,wherethedrainageisgood.Pheasantfarmsshouldbebuiltinaqui
6、et,safeplace,awayfromresidentialareas,factories,themaintrafficartery,buttakingintoaccountfeed,transportationproblems.Acleanwatersource,waterisnotcontaminated.Tohaveareliablepowersupply,notonlytomaintainnormallighting,air,keephouseairfresh,cooling,moistur
7、e,reducethebodytemperatureofthechicken,whichisameasureofthechickenhousethefirstelementoftheenvironment.(1)theparameters:ventilationinsummerpeakdemandcalculations,4~5cubicmetresperkilogramofbodyweightperhour,harmfulgasconcentrationdoesnotexceed20ppmammoni
8、a,hydrogensulfide,l0ppm,co0.15%.(2)ventilationnaturalventilationandmechanical...5.thermalinsulationroofcoldseasonistheregionofgreatestheatloss,arealsohottowelsunlightthananyotherregion,sotheroofinsulationisthemostimportant
