1) commutative law of multiplication
乘法交换
1.
It’s reasonable that the commutative law of multiplication in integral numbers was stipulated in Mathematics Course Criteria, which suited to the thinking level of pupils, meanwhile expressed the distinctly free thoughts of mathematics and the creative ideas of education.
《全日制义务教育数学课程标准》中的一个注释所规定的正整数乘法交换律是合理的,可以适应小学生的思维水平,体现了鲜明的自由数学思想和创新教育理念。
2) Algorithm of Bus Exchange
公交换乘算法
3) Commutative property of multiplication
乘法交换性质
4) traffic transfer
公交换乘
1.
Public traffic transfer inquiry system based on the note platform;
基于短信平台的公交换乘查询系统
2.
On the basis of the analysis of the common algorithm of public traffic transfer,the priority algorithm in the fewest transfer times is presented,and the inquiry note platform of public traffic transfer based on the technology of GSM short messages is constructed.
在对公交换乘常见算法进行分析的基础上,选用换乘次数最少优先算法作为城市交通的最优换乘方法,并基于GSM短信技术构建了公交换乘查询短信平台。
5) public traffic transfer
公交换乘
1.
Through analyzing many shortest path algorithms in transit network, according to the characteristic of public traffic transfer matrix, a new standard algorithm is proposed to find an optimal path in transit network.
通过对多种现有算法的分析,利用公交换乘矩阵性质,本文提出了一种求解公交网络最优路径的标准算法。
2.
Secondly,based on the shortest path algorithm,a public traffic network-transit matrix and a non-transfer matrix are introduced to design the public traffic transfer algorithm.
对此,本文首先在分析乘客出行因素和公交网络特性的基础上,提出了关键站点的公交网络通达矩阵,分析了直达矩阵的计算原理;其次,阐述了城市道路网络最短路径算法,引入直达矩阵和公交网络通达矩阵,设计了一种公交换乘优化算法。
补充资料：单官能交换基离子交换树脂
分子式：
CAS号：
性质：是指在离子交换树脂交联结构或非交联结构本体上仅含有单一种类交换基团的各种离子交换树脂的总称。如通常使用的磺酸型阳树脂、羧酸型阳树脂、季铵型阴树脂等。
CAS号：
性质：是指在离子交换树脂交联结构或非交联结构本体上仅含有单一种类交换基团的各种离子交换树脂的总称。如通常使用的磺酸型阳树脂、羧酸型阳树脂、季铵型阴树脂等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条