A:毛纺织业
B:棉纺织业
C:采矿业、冶金业
D:交通运输业
càn làn
nínɡ jié
fènɡ xì
jūn yún
____
guī lǜ
hén jì
fù gài
jiàn zhù
珠江三角洲外向型企业生产的产品出口主要通过的渠道是( )
已知α是第二象限角,sinα=513,则cosα= ( )
—Yes, of course. The small town I used to live in now has grown into a new city.