全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
中外文文献  中文文献  外文文献
作者:Ahmad Muhammad Imran , Sajjad Muhammad ...
来源:[J].Chemical Industry and Chemical Engineering Quarterly(IF 0.533), 2016, Vol.22 (1), pp.41-45DOAJ
摘要:In this work pozzolana deposits of district Swabi, Pakistan were investigatedfor partial substitution of Portland cement along with limestone filler. Thecement samples were mixed in different proportions and tested for compressivestrength at 7 and 28 days. The strength activity i...
作者:Ahmad Muhammad Imran , Naeem Khawar ...
来源:[J].Chemical Industry and Chemical Engineering Quarterly(IF 0.533), 2016, Vol.22 (3), pp.249-254DOAJ
摘要:This paper presents a low cost method for the purification of oils obtainedfrom the pyrolysis of used tires. Oxidative desulfurization is a promisingroute for purification of tire pyrolysis oils as hydro-desulfurization maynot be affordable for small scale industries. Differ...
作者:... Abdul Rani K. N. , Ahmad Muhammad Imran , Hoon Wee Fwen
来源:[J].MATEC Web of Conferences, 2018, Vol.150DOAJ
摘要:Finite length of sequences that are modulated both in phase and amplitude and have an ideal autocorrelation function (ACF) consisting of merely a pulse have many applications in control and communication systems. They are widely applied in control and communication systems, such ...

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

×