The traditional process planning is difficult to be standardized, low design efficiency and goes against uniform management maintenance.
传统的工艺设计难以标准化、设计效率低、不利于统一管理与维护。
In order to solve problems of reuse difficulty and low management efficiency of resource base system, a resource-base system model was proposed based on hierarchy semantics network.
为了解决资源库系统内容重用难及管理效率低的问题，采用分层语义网络结构提出了一种提高资源关联性及利用率的资源库系统模型。
This is becoming a serious issue. At present, independent procurement prevails in China's overseas projects, which causes low efficiency and many management leaks.
目前，我国海外项目多以分散采购为主，采购效率低下，管理漏洞较多，已产生了严重的不良影响。
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