To make micro - courseware physics with Geometer's SketchPAD is encouraged.提倡使用“几何画板”作为微型物理课件的制作平台.Greek geometer ( 3 rd century BC ).( 公元前三世纪 ) 希腊几何学家....
古语说得好: “ 作贼心虚. ”Truly, as it was written long ago : " The wicked flee when no man pursueth. "它的应用古语的趋势却被用语者的懒散所冲淡.Its tendency to archaic language was tempered by the indolence of its exponents.回到前面提到的那句古语 —— 回顾过去.To ret...
Their ultimate aim was a market economy for Hungary.他们最终的目标是为匈牙利建立起市场经济体制。He is widely regarded as Hungary's most skilful politician.他是公认的匈牙利最有手腕的政治家。Hungary's opening of the border was a turning point for the ...
他用木槌猛敲木栓顶。He hit the peg mightily on the top with a mallet.他将木栓嵌入洞中.He inserted the wooden peg into the hole.果椭圆状球形, 长1.2-1.8厘米,被长绒毛, 主棱具木栓质翅.Fruits ellipsoidal, 1.2 - 1.8 cm long, tomentose, main ridge with corky wing....
氧化还原反应在铁和锰的增溶和沉淀中具有重要作用.Oxidation - reduction reactions are important in the solubilization and precipitation of iron and manganese.有机物 、 褐铁矿和氧化锰的含量影响着成矿元素含量的变异.The contents of organic material, limonite and manganese hy...