AN316-4R 是内径为1/4英寸的右旋并紧螺帽 AN316-4L 是内径为1/4英寸的左旋并紧螺帽 AN是空军...
(1R,3S,5S,7S,10S,11S,12S,14R,15R,18R)-12,18-Dihydroxy-7-[(2R,4S,5S,6S)-5-hydroxy-4-methoxy-6-methyloxan-2-yl]oxy-10,14-dimethyl-15-(5-oxo-2H-furan-3-yl)-2-oxapentacyclo[9.7.0.01,3.05,10.014,18]octadecan-13-one的沸点是多少? (1R,3S,5S,7S,10S,11S,12S,14R,15R,18R)-1...
An O(log N log log N) time RMESH algorithm for the simple polygon visibility problem 来自 IEEEXplore 喜欢 0 阅读量: 25 作者:SR Kim,K Park,YK Cho 摘要: N) time 关键词: computational complexity computational geometry parallel algorithms RMESH algorithm polygon visibility problem simple polygon ...