胆总管囊肿切除,肝总管空肠Roux-en-Y吻合术后可能出现哪些并发症()
A.出血
B.吻合口狭窄
C.胰瘘
D.吻合口瘘
E.逆行感染
参考答案:A, B, C, D, E
---______ beautiful furniture you bought!
--- Indeed, I liked it ______ much that I decided to buy it at once as soon as I saw it.
A.What; so
B.How; such
C.What a; so
D.How a; such
将2Ω和4Ω的两个定值电阻并联后接在6V的电源两端,则通电1min内电路产生的热量为______J.