网课答案 | 资源分享
  • 首页
  • 最新收录
  • 微信公众号对接
  • 微信小程序对接
  • 联系站长
登录/注册
网课答案LOGO
关注微信公众号《课帮忙》查题
关注微信公众号《课帮忙》查题
关注微信公众号《课帮忙》查题
关注微信公众号《课帮忙》查题
关注微信公众号《课帮忙》查题
关注微信公众号《课帮忙》查题
  • 公告:维护QQ群:833371870,欢迎加入!
  • 公告:维护QQ群:833371870,欢迎加入!
  • 公告:维护QQ群:833371870,欢迎加入!
  • 2022-05-31
    Ore can be divided into and lean ore according to grade.
  • 查看

    公众号

    广告招租

    举一反三

    • Ore can be divided into oxide ore and sulfide ore according to chemical composition. A: 正确 B: 错误
    • According to the dip angle of the ore body, the open-pit deposit can be divided into ( ). A: Horizontal and near horizontal deposits B: Gently inclined deposit C: Inclined deposit D: Steep deposit
    • Which of the following is the ore breaking methods?( ) A: Artificial ore breaking B: Mechanical and hydraulic ore breaking C: Rock drilling and blasting D: The other three options all meet the requirements
    • Which of the following statements is true?( ) A: The other three options all meet the requirements B: Leveling refers to leveling the surface of ore retention pile after local ore releasing. C: Prying roof means that the roof and two sides of loose ore rock should be pryed off when the site is leveled. D: Gravity ore drawing is generally adopted for local ore releasing
    • According to the passage, how did Bessemer method make the mass production of steel possible A: It directed air at melted iron in a furnace, removing all impurities. B: It slowly heated iron ore then stirred it and heated it again. C: It changed iron ore into iron which was a substitute for steel. D: It could quickly find deposits of iron ore under the ground.

    热门题目

    • 科学发展观是以人为本,全面协调可持续的发展观。这种发展观()。 A: 既立足于当前和局部,又放眼全局和长远 B: 既包含生产力和经济基础的发展,又包括生产关系和上层建筑的变革 C: 既立足于本国国情,又汲取国际社会发展观的理论成果和实践经验 D: 既着眼于中国特色,又追踪世界发展理论前沿,具有广阔的世界眼光
    • ‍单相桥式整流电路加上电容滤波后,输出电压的平均值( )。​ A: 增加 B: 减小 C: 不变
    • 临产后的枕先露胎头
    • 属于京剧样板戏有:
    • 疲劳时皮层中r-氨基丁酸浓度升高是是哪种疲劳学说的主要观点:( )
    • 5. 乳牙期矫治适应症() A: 前牙反合,下颌前突 B: 上颌左右中切牙萌出早期即出现间隙 C: 上颌侧切牙初萌时,牙冠向远中倾斜 D: 恒切牙萌出初期,出现轻度拥挤现象
    • 男性病人若发生骑跨伤时,最常见的损伤部位是[img=342x273]17da5fbbb7d8569.jpg[/img] A: ① B: ② C: ③ D: ④ E: ⑤
    • 每个人都有自己的价值观,那些追求高收入工作的人往往有着很庸俗的职业价值观。()
    • 在“优秀学生干部”的评选中,社团干部按的比例评选优秀学生干部() A: 0.07 B: 0.08 C: 0.09 D: 0.1
    • 封闭式问题的使用完全是为了帮助客户进行判断, 是客户只能回答“是” 或“否” 的问题。

    相关标签

      grade. can into ore be lean and divided grade according to

    查题对接

    • 微信查题

    站点信息

    • 统计数据:百度统计
    • 交换友链:QQ联系
    • 微信公众号:扫描二维码,关注我们
    友情链接:
    • 网课答案
    • 换友链点击联系

    Copyright © 2018-2023 网课答案 All Rights Reserved.  冀ICP备19017793号版权与免责声明