New taxa of the genus Aspidistra ( Liliaceae ) from Sichuan.四川 百合科 蜘蛛抱蛋属新植物.TWO NEW SPECIES OF THE ANT GENUS Prenolepis FROM YUNNAN CHINA ( Hymenoptera: Formicidae )云南平结蚁属二新种 ( 膜翅目: 蚁科 )SIX NEW SPECIES OF THE GENUS Gonio...
The peace treaty rests on shaky foundations.这项和平条约建于不稳固的基础上。Jody S . Kraus , Steven D . Walt, The Jurisprudential Foundations of Corporate and Commercial Law, Introduction at 1 , Cambridge University Press, 2000.大卫·弗里德曼:...
除铁 、 锰、铅外, 伴生有银、铟.Iron, manganese and lead are the major minerals, accompanying silver and indium.介绍了磷酸盐除铁的主要研究成果.Also , major research results for removing iron by phosphate has been introduced.用海绵铜生产硫酸铜,其困难在于除铁杂质.A har...