- ·珠宝教程 七月红蓝宝石的质量评价-No·46·宝殿(3)计算出灰区1克拉宝石的价格为：50000÷30=1700美元(约1,4000元人民币)。...(3dxy,3dyz,3dzx)在低能阶，(3dx2-y2,dz2)在高能阶。由于Cr(III)的电子组态是3...
- 整式乘除(1)28x4y2÷7x3y；(2)-5a5b3c÷15a4b3；解：(1)28x4y2÷7x3y=(28÷7)x4-3·y2-1=4xy；(4)(6x2y3)2÷(3xy2)2=36x4y6÷9x2y4=4x2y2.课堂练习四、小结1.单项式除以单项式...
- --accomodationwhistler.netx1,]y pr%T ó~/5[êVs é@C# Jn3 ¤p d}÷f x `lv B K ~[?,...wbr>1 2 μ 1 Ρ÷··[]_Mon,24 Jan 2011 16:53:00-0800:8-9 4-5 4-5 ...
- --mortgagequotations.netx1,]y pr%T ó~/5[êVs é@C# Jn3 ¤p d}÷f x `lv B K ~[?,...wbr>1 2 μ 1 Ρ÷··[]_Mon,24 Jan 2011 16:53:00-0800:8-9 4-5 4-5 ...
