高尔夫的发源,众说纷纭,其说不一。根据历史记载和资料,概括起来有三种说法,渊源于三个国家。分别是()()()。
参考答案:荷兰;英国;中国
死者,女性,68岁,长期胸闷不适,进行性加剧至心衰而亡。
死后心脏的大体观如图所示,病理诊断应为()。
A.化脓性心包炎
B.纤维素性心包炎
C.心肌炎
D.心肌梗死
E.以上均不是
Open Shortest Path First(OSPF)is a (71) routing algorithm that (72) workdone on the OSI IS-IS intradomain routing protocol.This routing,as compared todistance—vector routing,requires (73) processing power.The Dijkstra algorithm is usedto calculate (74) OSPF routing table updates only take place when necessary, (75) atregular intervals.
A.but rather B.rather too C.rather than D.rather that