资源描述：
《2013我国经济形势分析与预测(三季度)20131028》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、内部资料妥存善用我国经济形势分析与预测（2013年三季度）北京师范大学经济与资源管理研究院西南财经大学发展研究院2013.10.25air,keephouseairfresh,cooling,moisture,reducethebodytemperatureofthechicken,whichisameasureofthechickenhousethefirstelementoftheenvironment.(1)theparameters:ventilationinsummerpeakdemandcalculations,4~5cubicmetresperkilog
2、ramofbodyweightperhour,harmfulgasconcentrationdoesnotexceed20ppmammonia,hydrogensulfide,l0ppm,co0.15%.(2)ventilationnaturalventilationandmechanical...5.thermalinsulationroofcoldseasonistheregionofgreatestheatloss,arealsohottowelsunlightthananyotherregion,sotheroofinsulationisthemostimpo
3、rtantregion,followedbythewalls,ifopenshedstomakedoorsandWindowsswitchesfreely,andsealwell.Onmostofthewallsandroofinsulationmustbetakenorequivalentdevices,thermalinsulationmaterialsrequirehigherthermalresistance,goodthermalinsulationproperties,andthickentheNorthwallmustalsobetakenofthick
4、nessandmeasuressuchasroofandceilingcanopy.Inplaceswithmorerain,duetheeavesofroofsonbothsidesextendingoutward.Pheasants(pheasants)farmbuilding(a)sitechoosepheasantfieldsshouldbeselectedgaozaoterrain,sandtexture,welldrained,slightlytotheSouthofterrain.Mountainareasshouldbeselectedunderthe
5、sunny,spacious,ventilation,sunshine,wherethedrainageisgood.Pheasantfarmsshouldbebuiltinaquiet,safeplace,awayfromresidentialareas,factories,themaintrafficartery,buttakingintoaccountfeed,transportationproblems.Acleanwatersource,waterisnotcontaminated.Tohaveareliablepowersupply,notonlytoma
6、intainnormallighting,air,keephouseairfresh,cooling,moisture,reducethebodytemperatureofthechicken,whichisameasureofthechickenhousethefirstelementoftheenvironment.(1)theparameters:ventilationinsummerpeakdemandcalculations,4~5cubicmetresperkilogramofbodyweightperhour,harmfulgasconcentratio
7、ndoesnotexceed20ppmammonia,hydrogensulfide,l0ppm,co0.15%.(2)ventilationnaturalventilationandmechanical...5.thermalinsulationroofcoldseasonistheregionofgreatestheatloss,arealsohottowelsunlightthananyotherregion,sotheroofinsulationisthemostimportantregion,followedbythewalls,ifope
