【单选题】无侧限抗压检测的试验步骤有:(1)将已浸水一昼夜的试件从水中取出,用软的旧布吸去试件表面的可见自由水,并称试件的质量 m4。(2)先将倒顺控制开关控制到停止位,接通电源,电源指示灯发亮,即可操作。(3)用游标卡尺量试件的高度h,,准确到0.1mm。(4)记录试件破坏时的最大压力P(N)。(5)将试件放到路面材料强度试验仪的升降台上(台上先放一扁球座),进行抗压试验。(6)从试件内部取有代表性的样品...
【多选题】Which of the following choice are incorrect?
A.
Public speaking is only about speaking
B.
Public speaking is just a monologue
C.
Public speaking is a comprehensive skill
D.
Public speaking is not so easy
【单选题】Which of the following clothes are the safest choice when a man is attending an opera?
A.
A sweatshirt and a baseball cap.
B.
Jeans or shorts and slippers.
C.
A skirt or slacks with a coordinated top.
D.
A dress shirt and pressed pants.
【判断题】饱和理论通过计算零售商业市场饱和指数测定特定商圈内某类商品销售的饱和程度。一般来说,在饱和指数高的地区开设店铺,其成功的概率必然高于饱和指数低的地区。
【判断题】采用盘左、盘右取平均的方法可以消除指标差对竖直角的影响。()
【判断题】盘右取平均的方法可以消除指标差对竖直角的影响。( )
【判断题】盘左盘右取平均的方法可以消除指标差对竖直角的影响。( )
【判断题】采用盘左、盘右取平均的方法可以消除竖盘指标差对竖直角的影响。()
【判断题】采用盘左、盘右取平均的方法可以消除指标差对竖直角的影响。
【多选题】Which of the following choice is/are right?
A.
Don't try to include everything in your speech.
B.
Don't beat around the bush