One of constrained problem is delay constrained steiner tree problem . a heuristic dbma ( delay - bounded multicast routing algorithm ) based on minimum delay path set and minimum cost path set is proposed . simulation result demonstrate that it is a delay constrained algorithm with low time complexity and low cost 首先是时延约束的最小steiner树问题，在比较了现有的算法以后，提出了一种基于最短时延路径集和最小费用路径集的多播路由算法? ? dbma算法，仿真结果表明该算法是一种低复杂度的时延约束低费用多播路由算法。
As a member of aglinet , a voluntary network of global agricultural libraries , the david lubin memorial library on - line lists addresses of member libraries which provide upon request speedy , low - cost inter - library loan and photocopy services to other member libraries , bibliographic information , reproductions , ( fiche or photocopy ) and other cooperative activities as appropriate 作为agline - -全球农业图书馆志愿网络- -的一名成员， davidlubin纪念图书馆在线列出成员图书馆的地址；这些图书馆应要求迅速、低费用地向其它成员图书馆提供出借和复印服务、书目索引信息、复制(胶片或复印件)和其它适宜的合作。
Acnr for quay crane rmg rtg vecon - quay crane vecon - quay crane is an efficient and cost - effective product for enhancing container loading and unloading by verifying the container id numbers correctly and efficiently . container number recognition system for effective terminal management vecon - spreader vecon - spreader is a container number recognition and verification system for rtg and rmg operation 用于港岸起重机qc rmg rtg的acnr慧光岸边吊集装箱号码自动识别系统vecon - quay crane是一个高效低费用的产品，通过正确和高效地辨识集装箱号码，提高了集装箱码头的装卸作业效率。
The government today january 6 gazetted the dutiable commodities fee revision regulation 2006 , inland revenue ordinance amendment of schedules 5 and 11 - fee revision order 2006 and business registration fee reduction regulation 2006 to revise certain fees for licences and services under the respective ordinances 政府今日一月六日在宪报刊登2006年应课税品费用调整规例2006年税务条例修订附表5及11 -费用调整令及2006年商业登记调低费用规例，以分别修订上述条例下若干牌照及服务的费用。
