It is generally believed that the equilibrium range of wind wave spectrum is in the form of the -4 rather than -5 power law.However,in the widely applied P-M sp
The magnesia - hercynite bricks offer a new lining to rotary cement kiln.They are well adopted and widely used in the high temperature zone of cement kiln,and h
The effects of supplemental carbohydrate (CHO) sources on milk yield and composition,nitrogen (N) balance,and ruminal fermentation were evaluated in lactating d