The minus involves the concept, the number axis, the absolute value, the rational number operation and so on.
负数涉及到从概念到数轴、绝对值、有理数运算等等一系列知识。
By combining unascertained rational number operation with the network-equivalent approach, an algorithm is introduced to calculate the possibility reliability indices of distribution systems.
结合网络等值法，给出了基于未确知有理数的配电系统可靠性评估模型和算法。
Tugboat operation is the important part of the service system of the port, the rational marshalling of equipment directly affects the number and tonnage of the vessels arrived at the port.
港口拖轮作业是港口服务系统的重要组成部分，拖轮的合理配置直接影响着到港船舶的数量和吨位。
Putting forward using unascertained rational number to construction network, this paper also introduced the conception and operation of unascertained rational number and unascertained expectation.
提出未确知有理数用于施工网络计划，介绍未确知有理数概念、运算、未确知期望。
Putting forward using unascertained rational number to construction network, this paper also introduced the conception and operation of unascertained rational number and unascertained expectation.
提出未确知有理数用于施工网络计划，介绍未确知有理数概念、运算、未确知期望。
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