-
题目:
单选题
A收缩压+舒张压×2)/3
B收缩压+舒张压)/2
C收缩压+舒张压×3)/4
D收缩压+舒张压)/3
答案:
<查看本题扣1积分>
-
确定一下各个文献书目信息的iPAC作者关键词字段的检索项: ① Qian Yingyi. The Institutional Foundations of China's Market Transition[C]. William S M ed. , Proceedings of the World Bank's Annual Conference on Development Economics, April 28 - 30, 1999 Washington, D. C. ( New York: Wiley, 1999 ), 135 -146 ② Sutcliffe JR. Smith. Empirical studies in multimedia information retrieval[C]. Maybury M Ted. , Current Studies on Information Retrieval and Database Technology. AAAI Press, Menlo Park,C A. 263 - 265 ③ Abbey R, Richards M. A practical approach to commercial conveyancing & property [M]. Oxford University Press, 2003 ④ Steffensmeier D. Making sense of recent U. S. movies trends, 1980 to 1998. Age composition effects and other explanations [C]. Selliseds T. The 21st century's movies art: research and perspective, Baltimore, MD: Williams & Wilkins, 1992:77 - 88 ⑤ Ballard D. An Introduction to Natural Computing [M], MIT Press, Cambridge, MA,1999
-
蛋白质电泳时向阳极泳动的重要因素是()
-
真菌细胞壁中不具有的成分是()。
-
净资产收益率计算公式为()。
-
兵强则士勇。
-
我国饮用水水质卫生标准规定,饮用水中的硬度(以CaCO3计)不能超过()。
-
脑膜炎双球菌,下列正确的是()
-
相邻骨细胞的突起之间可形成()。
-
潜在课程主要是指()
-
Session与Application一样都为所有客户端共享。