zone of investigation是什么意思

网络释义

用法例句

The paper takes Shadian community of Gejiu municipal where achievements have been gained in comprehensive control of social security in recent years as the target of investigation.

对云南回族聚居区的社会治安综合治理 ,离不开对该民族的地理分布、历史文化、现实发展等因素作综合考察 ,本文选取近年来云南回族聚居区社会治安综合治理成效显著的个旧市沙甸区作为调查地点 ,通过对这一典型民族社区社会治安治理发展状况的分析 ,以期对民族地区基层派出所的公安工作有所启示。

This paper was intended to solve the main eco-environmental problems of the alpine meadow in the upstream area of the Xiliao River.

针对西辽河上游高寒漫甸区存在的主要生态环境问题,结合当地自然经济条件,系统研究了西辽河上游综合防护林体系的配置和营建技术,并对其防护效益进行了初步观测。

Backed by the large-size Dachang Gold Deposit, the authors made a preliminary study of the supergene process in the western part of the cold and high meadow area in Qinghai Province.

依托大场大型金矿床对青海省高寒草甸区西部的表生地球化学作用进行了研究,发现风成沙集中在-40～+160目粒级段,富含SiO2,而绝大多数元素的含量均很低;-20目残坡积土和-5～+20目草皮层土富集或基本富集了大部分金矿化指示元素,均可代表近源物质。