The construction measures are put forward to prevent all kinds of masonary cracks so as to realize the preventive control in construction.
在分析砌体结构中各类裂缝产生原因的基础上,提出一系列防止裂缝发生的措施,以便对裂缝的产生进行施工过程中的预控制。
According to the injury incidence rate of each community,the Henggang town in Longgang district was selected as intervention point because of the highest incid.
【结论】应针对儿童伤害的影响因素,及早开展伤害的干预控制,以期减少儿童伤害发生率,达到促进儿童的健康和提高生命质量。
Based on the sister paper connotation and analysis to PID regulator in the multi variable closed loop control system (Ⅰ), this paper focuses on analyzing the design principle of the pre control system and its application in the closed loop control system, as well as those of PI regulator and comprehensive output feedback and their cooperation respectively.
从教学角度出发 ,在《多变量系统中 PID调节器的内涵及相关问题分析 (一 )》的基础上 ,对有效地使被调量跟踪给定值变化的预控制装置的设计原则及其在闭环系统中的应用做了介绍。