The microstructure of hydrate of cement paste was studied by FTIR reflection spectrum of microscope., ...

要看最快最熱資訊，請來Follow我們 《東方日報》WhatsApp Channel. 在马来西亚华人社会的眼中，创刊于2002年的《东方日报》是一份敢报导真相，独立，中立的中文报；总社座落在马来西亚首都吉隆坡。在顺应格局蜕变，随后也全面转向网络发展 ...

NEW YORK, Oct. 30 (Xinhua) -- The U.S. state of New York on Thursday declared a state of emergency ahead of the suspension of federal food aid caused by the ongoing government shutdown.

。（摄影：詹卫肯） ...