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【单选题】
下面关于砌体抗压强度的影响因素的说法哪种是正确的?( )A.
砌体抗压强度随砂浆和块体的强度等级的提高而增大,且按相同比例提高砌体的抗压强度
B.
砂浆的变形性能越大,越容易砌筑,砌体的抗压强度越高
C.
块体的外形越规则、平整,则砌体的抗压强度越高
D.
砌体中灰缝越厚,越容易施工,则砌体的抗压强度越高
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皮皮学刷刷变学霸
举一反三
【单选题】Fo r th e purpos e o f calculatin g GDP , investmen t i s spendin g on
A.
stocks , bonds , an d othe r financia l assets.
B.
rea l estat e an d financia l asset s suc h a s stock s an d bonds.
C.
capita l equipment , inventories , an d structures , includin g househol d purchase s o f ne w housing.
D.
capita l equipment , inventories , an d structures , excludin g househol d purchase s o f ne w housing.
【单选题】Fo r purpose s o f calculatin g th e CPI , th e housin g categor y o f consume r spendin g include s th e cos t of
A.
shelter.
B.
fue l an d othe r utilities.
C.
househol d furnishing s an d operation.
D.
Al l o f th e abov e ar e correct.
【简答题】With all the progress of the last decades, it can be hard to see that there is still work to be done, or to remember what was so difficult before. Modern women may raise a chorus of complaints that th...
【多选题】在航空货运中，下列哪些商品是隐含危险品的物质（ ）。
A.
FRESH VEGETABLES
B.
HOUSEHOLD GOODS
C.
MACHINERY PARTS
D.
PHOTOGRAPHIC SUPPLIES
【判断题】道德用善恶标准判断和评价认得行为，善与恶、正义与非正义、公正与偏私、光荣与耻辱、诚实与虚伪等，都是道德对人们的行为进行褒贬评价时使用的基本概念和具体标准。
A.
正确
B.
错误
【简答题】What do you mix with bicarb soda and cloudy ammonia to make a general all-purpose household cleaner?
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