unit function

According to the characteristics of chemical industry system and the needs of reliability analysis and design, this paper defined the unit function coefficient in chemical industry process as the ratio between the function which is born by the unit and the system ′ s total function.

根据化工系统的特点和可靠性分析设计的需要，定义了化工单元功能系数为：单元承担的功能与系统总功能的比值.以化工串联系统、温贮备系统。

Surgery is the main treatment for ureteral polyps and a correct choice of the surgical approach should be decided by the lesion size, numbers, position and loss degree of renal unit function.

输尿管息肉的治疗以手术为主，应根据息肉的大小、数量、部位及肾脏受累程度选择单纯切除术、输尿管部分切除术和肾盂成形术等。

The Unit Function Coefficient of the Chemical Industry Reliability Technology and Its Application

化工可靠性的单元功能系数及应用

At last, each unit function realization and artificial immune algorithm which is suitable for traffic coordinative service system are given in this paper, the algorithm is applied in multi-objective optimization for service reconfiguration, the enhanced survivability technology in traffic service system is elementarily realized.

最后本文给出该模型主要功能单元的实现，以及改进的适用于交通协同服务系统的免疫算法，旨在求解多目标优化的服务重构问题，初步实现了交通服务系统的可生存性增强技术。

The basic principles of the distribution of the unit function space were stated.

在第四章中，文章重点介绍了单元式住宅的功能空间的组成以及其功能分区，提出了功能空间分区的基本原则。

Structural unit function of emulsion polymerization type polyacrylate size mixture and influence on size viscosity, adhensive property& size film property were researched through comparison with structural unit of methyl methacrylate.

通过与甲基丙烯酸甲酯结构单元的对比，研究了乳聚型聚丙烯酸酯浆料中丙烯腈结构单元的作用，考察了该结构单元及含量对浆液粘度、粘附性能以及浆膜性能的影响。

Level of FS was positively correlated with level of FE3. Conclusion: The FS can be used as a biochemical index for estimating gestational weeks and evaluate feto-placental unit function.

妊娠晚期FS水平变化与FE3水平变化呈正相关。结论：FS可作为估计孕周、判定胎儿-胎盘单位功能的一项生化指标。