【简答题】8. Don't need a car
in New York City. A. Missing
subject B. Missing verb C. Adjective clause with missing independent clause D. Phrase
without an independent clause
【简答题】单词拼写。 1. The vegetable market is always ___________ (拥挤) in the morning. 2. Our country is ___________ (发展) very quickly. 2. Would you like to see the car ___________ (展览) with me? 3. You need to buy ...
【简答题】补全对话,每空一次。 A: Mom, tomorrow is my birthday. Can I 1 some friends to our house? B: Sure! That's a good 2 . A: Yeah, mom, can you give me some 3 ? B: Sure. What are you going to do 4 it? A: I need to 5 ...
【简答题】Please fill the transition probability matrix (P) of employment status, which contains information in the next period on the average probability of employed, unemployed and nonparticipation based on e...
【单选题】配送是配送中心的核心功能,也是配送中心首先必须完成的工作。( )
【简答题】混凝土浇筑时为什么需要留置施工缝?施工缝又是如何处理的?
【单选题】某市中心区新建一座商业中心,建筑面积26000m 2 ,钢筋混凝土框架剪力墙结构,7度抗震设防,地下2层,地上16层,1~3层有裙房,结构柱网尺寸为8.4m×7.2m,墙、梁、柱受力钢筋为HRB400,混凝土强度等级为C30,采用商品混凝土。根据上述背景资料,回答下面的问题:
关于混凝土构件的施工要求,说法错误的是()。
A.
同一施工段的混凝土应连续浇筑,并应在底层混凝土终凝之前将上一层混凝土浇筑完毕
C.
当底层混凝土初凝后浇筑上一层混凝土时,应按施工技术方案中对施工缝的要求进行处理
D.
同一工程、同一配合比的有抗渗要求的混凝土,取样不应少于一次,留置组数可根据实际需要确定