【单选题】下列关于钻孔灌注桩的特点中,错误的是()。
D.
因混凝土是在泥水中灌注的,因此混凝土质量较难控制
【多选题】钻孔灌注桩的特点包括( )。
A.
与沉入桩中的锤击法相比,施工噪声和振动要大得多
D.
施工上应特别注意对钻孔时的孔壁坍塌及桩尖处地基的流砂、孔底沉淀等的处理,施工质量的好坏对桩的承载力影响很大
E.
因混凝土是在泥水中灌注的,因此混凝土质量较难控制
【简答题】下列关于钻孔灌注桩的特点中,错误的是( )。
【简答题】There's a hero
If you look inside your heart
You don't have to be __1___
Of what you are
There's an answer
If you reach into your soul
And the sorrow that you know
Will ___2_____
And then a hero come...
【简答题】A、You are not alone B、Experience helps you grow C、Pave your own unique path D、Most of your fears are unreal E、Think about the present moment F、Don’t fear responsibility for your life G、There are many ...
【单选题】下列关于数据模型中实体间联系的描述正确的是 ( )
【判断题】单作用叶片泵可作为变量泵,双作用叶片泵只能是定量泵
【单选题】“ Harry treats his secretary badly. ” “ Yes. He seems to think that she ’ s the person in the office. ”
【单选题】"The man preparing the documents is the firms lawyer" has all the following possible meanings EXCEPT _____
A.
the man who has prepared the documents
B.
the man who has been preparing the documents
C.
the man who is preparing the documents
D.
the man who will prepare the documents.