Objective To discuss error factor of the manufacture on baffle plate of radiation field and improve methods of quality assurance and quality control.
目的：探讨影响射野挡块制作的误差因素及完善质量保证和质量控制的方法。
Bagging the proper period of the grape is an important factor on yield and quality assurance;
掌握适当的葡萄套袋时期也是保证产量和质量的一个重要因素；
The relationship between water supply assurance factor and the quantity of sanitary fittings operated simultaneously which is used to determine the design flow rate is analyzed.
介绍了南水北调中线京石段应急供水工程各类闸站负荷等级、主接线方式、供电保证概率分析计算等。
Automatic controlling is the effective assurance on the condition of high concentration factor. Monitor the fluctuation of water quality and dose in time.
系统在高浓缩倍数运行条件下，采用自动化控制，是实现循环水系统的水质稳定控制的有效保证。
Automatic controlling is the effective assurance on the condition of high concentration factor. Monitor the fluctuation of water quality and dose in time.
系统在高浓缩倍数运行条件下，采用自动化控制，是实现循环水系统的水质稳定控制的有效保证。
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