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【单选题】
25 评价汽轮机热功转换效率的指标为( )。
A.
热效率
B.
汽耗率
C.
汽轮机相对内效率
D.
汽轮机绝对内效率
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举一反三
【单选题】What do you think might be the reason he is finding it so difficult to get a job?
A.
He is asking for too much money.
B.
He has no real training.
C.
He wants to be a gardener or caretaker.
D.
His character is not good enough.
【单选题】Is this the reason he gave us for the delay of the project? [     ]
A.
how
B.
what
C.
why
D.
that
【单选题】The reason he gave is that he missed the early bus.
A.
why
B.
for which
C.
that
D.
when
【单选题】The reason he did not come was he was ill.
A.
that; why
B.
that; that
C.
why; that
D.
why; which
【单选题】The reason he is late is there was a breakdown on the railway.
A.
why; that
B.
because; that
C.
that; because
D.
why; why
【简答题】如图,顶点为P (4 ,-4 )的二次函数图象经过原点(0 ,0 ),点A 在该图象上,OA 交其对称轴l于点M,点M、N关于点P对称,连接AN、ON。 (1)求该二次函数的关系式; (2)若点A的坐标是(6,-3),求△ANO的面积; (3)当点A在对称轴l右侧的二次函数图象上运动,请解答下列问题: ①证明:∠ANM=∠ONM; ②△ANO能否为直角三角形?如果能,请求出所有符合条件的点A的坐标...
【简答题】【Test-7-2】假设不带权有向图采用邻接表 G 存储,下面算法的功能是:(1)求出图中每个顶点的入度。(2)求出图中出度为0的顶点数。请在空白处填入正确的语句。voidInDs(ALGraph*G)//求出图G中每个顶点的入度{ArcNode*p;intA[MAX_VERTEX_NUM],i;//A存放各顶点的入度for(i=0;______①_______;i++)//A中元素置初值0___...
【单选题】根据《药品经营质量管理规范实施细则》,下列关于药品零售
A.
第 34 题 根据《药品经营质量管理规范实施细则》,下列关于药品零售叙述错误的是 A.处方药不可采用开架自选的销售方式
B.
对顾客反映的药品质量问题,应认真对待、详细记录、及时处理
C.
对陈列的药品应按季进行检查,发现质量问题要及时处理
D.
如顾客要求,执业药师或药师应负责对药品的购买和使用进行指导
E.
非处方药可不凭处方销售
【单选题】The reason he gave for his absence was obviously ______, for it was not the same excuse he told to another person.
A.
generated
B.
manufactured
C.
fabricated
D.
formulated
【简答题】如图,顶点为P(4,-4)的二次函数图象经过原点(0,0),点A在该图象上,OA交其对称轴l于点M,点M、N关于点P对称,连接AN、ON. (1)求该二次函数的关系式; (2)若点A的坐标是(6,-3),求△ANO的面积; (3)当点A在对称轴l右侧的二次函数图象上运动时,请解答下面问题: ①证明:∠ANM=∠ONM; ②△ANO能否为直角三角形?如果能,请求出所有符合条件的点A的坐标;如果不能,...
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