environment

The investigation and analysis on the ionization radiation of linear accelerator of tumour hospital to the surrounding environment;

肿瘤病房医用直线加速器对周围环境电离辐射的调查分析

Numerical analysis of influence of vacuum preloading method on surrounding environment;

真空预压法对周围环境影响的数值分析

The investigation on radioactivity levels of radioactive source storehouses and surrounding environment were conducted in logging CO.

对大庆测井公司放射源库及周围环境的放射性水平进行了调查,调查内容分为环境空气气溶胶辐射水平、水环境辐射水平、环境地表γ辐射空气吸收剂量率及土壤环境辐射水平四个方面。

In this paper,through ionizing radiation monitoring and environment survey aboutγradiation installations,analyzing and discussing practical dose data about occupation and public annual effective dose equivalent,the result is lower than the one fourth of dose limit from basic standards for protection against ionizing radiation and for the safety of radiation sources(GB 18871-2002).

通过对大型γ辐照装置周围环境的电离辐射监测与调查,并按照剂量学方法计算分析各相关工作人员及公众的年有效剂量,结果低于《电离辐射防护与辐射源安全基本标准》(GB18871-2002)中的剂量限值的四分之一。

It introduces species of re-development of city, illustrates considered factors from integral appearance and around environment, and settles fall development through re-development of old city, which adds activity of old city.

介绍了城市再开发的类型,从整体形象、周围环境两方面阐述了城市再开发应考虑的因素,通过旧城的更新式再开发、解决了旧城滞后于城市发展的问题,为城市旧城区注入新的活力。

Heave is produced because of deep mixing piles construction s extrusion effect to ambient soil according to a project measured data, and effect degree to ambient environment is analysiszed by some construction element.

并进而以监测数据分析了其施工中几个施工因素对周围环境的影响程度，由此提出了在环境复杂地区进行深层搅拌桩施工应采取的一些措施。