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【单选题】
患者,女,46岁,因发热、咽痛1入院。查体:T39.6°C,HR115次/分,中度贫血貌,四肢可见多处紫癜,胸骨压痛明显,心尖部II期收缩期杂音,肺部听诊见散在湿啰音,腹软,肝肋下3cm触及,脾未触及。血常规:WBC86×10 /L,分类原幼淋巴细胞占70%,Hb78g/L;PLT20×10 /L。诊断为急性淋巴细胞白血病。静脉注射柔红霉素时药液漏出血管外,下列处理措施哪项不妥A.
尽量回抽局部渗液
B.
局部用因封闭
C.
局部热敷
D.
25%硫酸镁湿敷
E.
抬高患肢
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举一反三
【单选题】The basis of price decision under the condition of monopolistic competition
A.
MR=MC
B.
MR>MC
C.
MR
D.
None of the above is true
【单选题】Decisions could be made on the basis of price, delivery dates, after-sales service or any other______.
A.
variable
B.
variance
C.
variant
D.
variation
【单选题】As a seller, what should you do to not compete solely on the basis of price?
A.
We shouldn’t look for ways to deliver higher value to customers.
B.
We should definitely ignore the issue.
C.
We should not look for ways to enhance the perceived value.
D.
We should do what we can to position ourselves.
【简答题】构象与构型有何区别?聚丙烯分子链中碳—碳单键是可以旋转的,通过单键的内旋转是否可以使全同立构聚丙烯变为间同立构聚丙烯?为什么?
【单选题】Our purchase decisions are generally made the basis of price, delivery dates, and after-sales service.
A.
with
B.
over
C.
in
D.
on
【单选题】Our purchase decisions are general made the basis of price, delivery dates, and after-sales service.
A.
with
B.
over
C.
in
D.
on
【简答题】构象与构型有何区别?聚丙烯分子链中碳—碳单键是可以旋转的,通过单键的内旋转是否可以使全同立构聚丙烯变为间同立构聚丙烯?为什么? 是否可以将天然橡胶变为杜仲胶?
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