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【简答题】
正常成人的血压是收缩压 100~120mmHg , 用国际单位制表示是多少 Pa( )
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反馈参考答案：
举一反三
【多选题】按照《水利工程建设监理规定》，水利工程建设监理单位不得转让、分包监理业务，不得从事所监理工程的施工和建筑材料、构配件以及建筑机械、设备的经营活动。监理工程师不得在所监理工程的建设单位或施工、设备制造、材料供应等单位任职，不得是 ( )的合伙经营者。
A.
建设单位
B.
施工单位
C.
设备制造单位
D.
材料、构配件供应单位
E.
设计单位
【简答题】The waiter takes the wine away from the man because he complains that the wine has a peculiar________ .
【单选题】In the wine shops, the wine jars were in place, and on one counter could be seen a stain ______a customer had thrown down his glass and fled.
A.
where
B.
that
C.
which
D.
how
【简答题】LZB-40转子流量计其转子为不锈钢____,刻度标值以水为基准,量程范围为0.25 ~ 2.5m 3 /h,若用此转子流量计来测量酒精____,则酒精的实际流量值要比刻度值______,测量酒精时,此流量计的最大流量值为___________________。大 2.84m 3 /h 图所示,液体在等径倾斜管中稳定流动,则阀的局部阻力系数ζ与压差计读数R的关系式为________________...
【单选题】Considering wines from the well-known Bordeaux region of France. The wine is first sold as "primeur" several months after the harvest, then, almost a year the wine is eventually sold as "bottled" wine...
A.
The primeur price can signal the quality of bottled wine because such a price is a sacrefice that the low quality producer cannot bear if consumers purchase wine repeatedly.
B.
The primeur price can signal the quality of bottled wine because in wine market, there are sufficiently high share of informed consumers and producers with low quality wine would suffer a loss if they were mimicking the high primeur price.
C.
The primeur price can signal the quality of bottled wine because it is more costly to produce high-quality than low quality wine and an extremely high primeur price leads to small demand that prevent the low quality inefficient producer from mimicking.
D.
The uninformed consumers can also form quality expectations using information other than the primeur price, e.g. the climatic conditions, reputation of producer, etc.
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