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【单选题】
男性，34岁。饭后1小时突然上腹部持续性刀割样痛，阵发性加剧，查体有明显腹膜刺激征，以上腹部为著，下腹部有少量淤斑。下列哪项检查最有助于诊断（）A.
胃镜检查
B.
血清脂肪酶测定
C.
血清淀粉酶测定
D.
腹部透视
E.
心电图
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反馈参考答案：
举一反三
【简答题】求下列函数的拉氏变换： (1)f(t)=t 2 +t+2 (2)f(t)=2e -t -3e 2t (3)f(t)=t 2 e -t (4) (5)f(t)=u(3t-1)
【简答题】Why does the black man let the old man just answer the question? Because he does not know that the old man has already told him .
【简答题】(a) IAS 8 Accounting Policies, Changes in Accounting Estimates and Errors contains guidance on the use of accounting policies and accounting estimates. Required: Explain the basis on which the managem...
【单选题】In the practical accounting, the company adopt the_______ to process the accounting. ·
A.
Accept accounting
B.
Cash basis accounting
C.
Accrual basis accounting
D.
Right and duty accounting
【简答题】The old man has by the fire.
【单选题】Which of the following is true of financial accounting, but not true of managerial accounting?
A.
Financial accounting only serves the internal users of the accounting information.
B.
Financial accounting requires no accounting related education.
C.
Financial accounting requires an accounting related education.
D.
Financial accounting has to be compliant with GAAP.
【单选题】Sie machen einen Termin beim Frisör. Was sagen Sie am Telefon?
A.
Haben Sie einen Terminkalender?
B.
Ich warte auf meinen Termin.
C.
Haben Sie am Samstagvormittag einen Termin frei?
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