诊断急性胰腺炎的重要依据是

A．血淀粉酶＞100U/dl，尿淀粉酶＞100U/dl(Somogyi法)

B．血淀粉酶＞200U/dl，尿淀粉酶＞200U/dl(Somogyi法)

C．血淀粉酶＞300U/dl，尿淀粉酶＞300U/dl(Somogyi法)

D．血淀粉酶＞400U/dl，尿淀粉酶＞100U/dl(Somogyi法)

E．血淀粉酶＞500U/dl，尿淀粉酶＞300U/dl(Somogyi法)