用一种迭代法可以求出一类系统的集结矩阵。
The aggregation matrix of a class of systems can be found by iteration.
讨论了子系统的稳定强度以及子系统间连接强度的定义，指出利用这些概念可以直接建立大系统的集结方程。
The strength of stability of subsystems and the strength of interconnections between subsystems are defined. The aggregation equations of large systems may be obtained directly from these definitions.
已考虑将双皮带输送机系统用于难以使用卡车和存在小型集结待运区域的多个地点。
A double belt conveyor system has been considered for use at several locations where it will be difficult to achieve truck access and little staging area exists.
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