【单选题】对任意一个n阶矩阵A,若n阶矩阵B能满足AB=BA,那么B是一个()。
【多选题】下列做法符合涂饰工程基层处理要求的有( )。
A.
新建筑物的混凝土或抹灰基层在涂饰涂料后应涂刷抗碱封闭底漆
B.
旧墙面在涂饰涂料前应清除疏松的1日装修层,并涂刷界面剂
C.
混凝土或抹灰基层涂刷溶剂型涂料时,含水率不得大于8%
D.
混凝土或抹灰基层涂刷乳液型涂料时,含水率不得大于10%
【单选题】烘干机的布件烘干量是烘干机设计容量的 ,不可超载。
【多选题】下列做法符合涂饰工程基层处理要求的有( )。
A.
新建筑物的混凝土或抹灰基层在涂饰涂料后应涂刷抗碱封闭底漆
B.
旧墙面在涂饰涂料前应清除疏松的旧装修层,并涂刷界面剂
C.
混凝土或抹灰基层涂刷溶剂型涂料时,含水率不得大于8%
D.
混凝土或抹灰基层涂刷乳液型涂料时,含水率不得大于10%
【单选题】What does the author mean by, saying '... in legal systems, the responsibility for reve
A.
12:What does the author mean by, saying '... in legal systems, the responsibility for revenge becomes depersonalized and diffused' in the second paragraph? A.Legal systems greatly reduce the possibilities of physical violence.
B.
Offenses against individuals are no longer judged on a personal basis.
C.
Victims of violence find it more difficult to take revenge.
D.
Punishment is not carried out directly by the individuals involved.
【单选题】是审查确定中标人的必经程序,是保证招标成功的重要环节。其对所有投标文件进行评审,向招标人推荐中标候选人或者直接确定中标人。
【多选题】关于涂饰工程基层处理,正确的有( )。
A.
新建筑物的混凝土或抹灰基层在涂饰前应涂刷抗碱封闭底漆
B.
旧墙面在涂饰前应清除疏松的旧装修层,并刷界面剂
E.
混凝土基层含水率在8%~10%时涂刷溶剂型涂料
【单选题】What does the author mean by saying '…in legal systems the responsibility for revenge becomes depersonalized and diffused' (Lines 4-5, Para. 2)?
A.
Legal systems greatly reduce the possibilities of physical violence.
B.
Offenses against individuals are no longer judged on a personal basis.
C.
Victims of violence find it more difficult to take revenge.
D.
Punishment is not carried out directly by the individuals involved.