汉斯期刊
期刊
会议
图书
作者:张勇 , 赵鑫鑫 , 鲍荣荣
来源:[J].Modern Management, 2018, Vol.08 (06), pp.543-555汉斯出版社
摘要:Based on the perspective of the comprehensive benefit path study, this paper studies the influence mechanism of the main factors that influence the realization of the aggregate comprehensive ben-efit of the high-tech industrial cluster with the high-tech industrial cluster as the...
作者:贺磊 , 张勇 , 曹亮
来源:[J].Transmission and Distribution Engineering and Technology, 2015, Vol.04 (02), pp.21-25汉斯出版社
摘要:This paper introduces the control circuit of 500 kV Isolating switch which adopts AC control loops in the 500 kV substation, and which adopts DC control loops in the ±800 kV converter station in Pu’er. The security hidden danger of auto closing and opening without permission...
作者:张勇 , 杨汉宏 ...
来源:[J].Sustainable Development, 2017, Vol.07 (04), pp.164-170汉斯出版社
摘要:To reveal the changes of heavy metals distribution in different reclaimed years in coal mine re-claimed areas, and evaluate the environmental pollution, in this study we chose the reclaimed areas of Heidaigou mining opencast coal mine in loess plateau region as our research objec...
作者:张勇 , 周霞 ...
来源:[J].Hans Journal of Ophthalmology, 2016, Vol.05 (03), pp.85-88汉斯出版社
摘要:Aim: To observe the effect and safety of orthokeratology contact lenses for rectifying myopia and controlling the development of myopia. Methods: By studying retrospective case series, the myopia of 178 cases (356 eyes) was corrected by orthokeratology contact lenses and the...
作者:赵博 , 张勇
来源:[J].Material Sciences, 2017, Vol.07 (02), pp.212-218汉斯出版社
摘要:Ni-Fe composite coating was synthesized on spheroidal graphite cast iron substrate by a hydro-thermal approach, and the wear properties of Ni-Fe coating were analyzed. The experimental re-sults demonstrated that beak-like structures were grown in Ni-Fe composite coating by h...
作者:张勇 , 王志颐 ...
来源:[J].Advances in Clinical Medicine, 2017, Vol.07 (05), pp.309-313汉斯出版社
摘要:Objective: Investigate inflammation in nose and lower airway of patients with AR and to explore the correlation of inflammation in nose and lower airway. Methods: From Jan. 2007 to Dec. 2012, 377 AR were collected according to results of SPT. General information of all patients w...
作者:金兰 , 那拉苏 , 张勇
来源:[J].Botanical Research, 2017, Vol.06 (04), pp.240-250汉斯出版社
摘要:On the basis of field investigations of wild plants in Tongliao and its surrounding areas, the data of the species diversity and its growth potential were catalogued. The composition of plant species was analyzed from two perspectives: wild species and cultivated species, native ...
作者:张勇 , 潘家永 ...
来源:[J].Advances in Geosciences, 2012, Vol.02 (04), pp.233-245汉斯出版社
摘要:The Xiongjiashan Molybdenum deposit are mainly in the form of molybdenite, which enriched in the rock strata and space of the broken and fractured, and formed molybdenite ore body along the direction of trending vein and stockwork. Preliminary studies suggest that it was the...
作者:陈招娣 , 张涛 , 张勇
来源:[J].Material Sciences, 2012, Vol.02 (03), pp.117-123汉斯出版社
摘要:A new curved continuous casting method for massive production of glassy alloy sheets has been proposed in this paper. Recently, a lot of new methods for continuous producing of bulk metallic glasses have been adopted for massive preparation. The research and development of glassy...
作者:邵丹华 , 陈佳美 , 张勇
来源:[J].Water pollution and treatment, 2015, Vol.03 (03), pp.54-60汉斯出版社
摘要:As a pillar industry, urban building construction consumes the limited water resources, besides huge economic benefits. Water management is hard, as this industry has long construction period, complex organization of personnel with water, varied process, an obviously staggered fe...

我们正在为您处理中,这可能需要一些时间,请稍等。

资源合作:cnki.scholar@cnki.net, +86-10-82896619   意见反馈:scholar@cnki.net

×