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1、《水力学与桥涵水文》课程设计任务书(土木工程专业)年级:2010级学院:土木建筑学院专业:隧道与城市轨道交通工程班级:2班姓名:学号:重庆交通大学Thegeneralstaff(1employeesinadditiontovicepresident,director,manager,deputymanagerandspecialpositionsoutsidethecontractperiod)toresign,togive10daysnotice,theprojectmanagerordepartmentmanager,administrativepersonneldepartmentorr
2、elevantresponsiblepersonfortherelevantvisaafterdepartureprocedures;inadditiontogeneralstaffpersonneloutsidethecontractperiodofturnovermustsubmittheresignationreport,amonthaheadofschedule,theadministrativepersonneldepartment,generalmanagerofvisabeforeseparationprocedures;probationemployeesshallpayina
3、dvance5resignationreport,theprojectmanagerordepartmentmanagerandadministrativepersonneldepartmentvisabeforedeparture;positiveafterspecialreasonsdidnotsignacontractwithreferencetogeneralemployeesThroughthestaff291、为测定某阀门的局部阻力系数,在阀门上下游装设三个测压管,已知水管直径=50mm,=1m,=2m,实测数据=150cm,=125m,=40cm,=3m/s,试计算阀门的值。解:
4、由已知条件可得:Thegeneralstaff(1employeesinadditiontovicepresident,director,manager,deputymanagerandspecialpositionsoutsidethecontractperiod)toresign,togive10daysnotice,theprojectmanagerordepartmentmanager,administrativepersonneldepartmentorrelevantresponsiblepersonfortherelevantvisaafterdepartureprocedure
5、s;inadditiontogeneralstaffpersonneloutsidethecontractperiodofturnovermustsubmittheresignationreport,amonthaheadofschedule,theadministrativepersonneldepartment,generalmanagerofvisabeforeseparationprocedures;probationemployeesshallpayinadvance5resignationreport,theprojectmanagerordepartmentmanageranda
6、dministrativepersonneldepartmentvisabeforedeparture;positiveafterspecialreasonsdidnotsignacontractwithreferencetogeneralemployeesThroughthestaff29所以阀门的ζ的值为0.0762.2、水面线定性分析解:分析方法:①根据给定的已知条件,判别去到底破的类型。②根据坡度类型绘出线和线(注意其相对位置),并将流动空间分成不同的区域。③如果已知某一控制水深,即可在相应的流区内定出其水面曲线的类型。④分析水面曲线两端的界限情况,便可确定水面曲线形状。分析结果如下列
7、图所示:Thegeneralstaff(1employeesinadditiontovicepresident,director,manager,deputymanagerandspecialpositionsoutsidethecontractperiod)toresign,togive10daysnotice,theprojectmanagerordepartmentmanager,admin