在视觉细胞分化和免疫应答等方面具有重要生理功能的营养素是

儿童青少年运动时水的需要量为

2.Anorganization’sinternalenvironmentiscomposedoftheelementswithintheorganization,includingcurrentemployees,management,andespeciallycorporateculture.

3.Externalfactorscanalsoaffectacompany’sbusinessenvironmentandthebusinesshasmorecontroloverthesefactors.

4.Theelementsthatmakeuptheinternalenvironmentincludeorganizationalmissionstatement,companypolicy,formalstructure,organizationalculture,organizationalclimates,resources,managerialphilosophies,andmanagerialleadershipstyles.

5.Theprocessbywhichorganizationsmonitortheirenvironmentsandidentifytheopportunitiesandthreatsaffectingtheirbusinessisknownasenvironmentalwatching.

6.Theonlyformofentrepreneurshipisstartingnewbusinesses.

7.Successfulentrepreneurshipdependsonmanyfactors.Ofprimaryimportanceismoney.

8.Eventoday,thereisnowidelyaccepteddefinitionofentrepreneurandentrepreneurship.

9.Ingeneral,entrepreneursshouldsearchforwaystodelegatesomeoftheirleadershiptasksratherthantheirmanagementtasks.

10.Managementofanentrepreneurialorganizationrequirespoliciesthatencourageinnovationandrewardthosewhoinnovate.

2、下列哪种速度不是飞机动压的大小的表征（）

3、采用恒定的校正空速下降，真空速会（）

4、下列哪种阻力仅在飞机做超音速飞行时产生（）

5、激波通常在飞机的哪个部位先出现（）