【判断题】按规范规定,在街区和厂区内的污水管最小管径为 200 mm ,在街道下的最小管径为 300 mm 。( )
【单选题】对于塑料排水板,不正确的是()
A.
塑料排水板当量换算直径总是大于其宽度和厚度平均直径
B.
塑料排水板其宽度和厚度比值越大, 当量换算直径与宽度的比值越大
D.
同样直径和间距下, 塑料排水板 的面积小于普通圆形沙井直径
【判断题】对表增加约束可以采用 alter table ...add constraint.. 的语法。
【判断题】在街道下污水管道的最小管径为200mm,最小设计坡度为0.003。
【单选题】Wycliffe's BibleWycliffe's Bible is the name now given to a group of Bible translationsinto Middle Englishthat were made under the direction of John Wycliffe. They appeared over a period from approxim...
A.
To put his name on Bible.
B.
To help Christian men to study the Gospel.
D.
To reject the distinctive teachings of the Roman Catholic Church .
【简答题】技能工资(competency-based pay)
【单选题】The passage is mainly about ______.
A.
the payment for online services
B.
the functions of online services
C.
the development of online services
D.
the relation between online services and the users
【简答题】某建设项目静态投资20000万元,项目建设前期年限为1年,建设期为2年,计划每年完成投资50%,年均投资价格上涨率为 5%,该项目建设期价差预备费为( )万元。