【简答题】铜含量在62%—68%之间,以锌为主要合金元素,颜色金黄的合金称为( )
【单选题】国际中规定的几种图纸幅面中,幅面最大的是()
【单选题】我国消费税税目共有( )个。 【显示答案】
【简答题】英译汉 Please download the application form from our official website, fill it in and send it to us within one week.
【单选题】国际中规定的几种图纸幅面中,基本幅面最大的是( )。
【简答题】Please download the informative speech outline template from the QQ share folder. Write the outline for your informative speech and submit it in the attachment.