四合一施工方法是指待基础混凝土达到设计强度50%和不小于()后,将用四道工序连续施工的方法。
A、0.6MPa
B、3MPa
C、0.4MPa
D、5MPa
参考答案:D
Levy-Jewrling质控图中是以上列哪项来定值限的()
A.室间质控
B.室内检测
C.变异系数
D.平均值
E.标准差
M: Excuse me, do you have change for a ten-dollar note I need to pay the parking motor.W: I’m sorry, but I think you can get it through the money changer in the shopping center across the street.Q: What is the man trying to do().
A. Get some small change.
B. Find a shopping center.
C. Cash a check at a bank.
D. Find a parking meter.