个人资料图片
English
  • 全部
  • 搜索
  • 图片
  • 视频
  • 地图
  • 资讯
  • 更多
    • 购物
    • 航班
    • 旅游
  • 笔记本
报告不当内容
请选择下列任一选项。
  • 时长
    全部短(小于 5 分钟)中(5-20 分钟)长(大于 20 分钟)
  • 日期
    全部过去 24 小时过去一周过去一个月去年
  • 清晰度
    全部低于 360p360p 或更高480p 或更高720p 或更高1080p 或更高
  • 源
    全部
    Dailymotion
    Vimeo
    Metacafe
    Hulu
    VEVO
    Myspace
    MTV
    CBS
    Fox
    CNN
    MSN
  • 价格
    全部免费付费
  • 清除筛选条件
  • 安全搜索:
  • 中等
    严格中等（默认）关闭
筛选器
Installing Ringlock scaffolding system
0:06
YouTubeLife - FI
Installing Ringlock scaffolding system
The video above shows workers erecting a load-bearing scaffolding system for pouring concrete for large-scale beam slabs. The vertical steel bars (supports) are connected by horizontal and diagonal bracing, forming an extremely sturdy grid frame. At the top of each support bar are jacks used to adjust the height and place the purlins on top ...
已浏览 1477 次19 小时之前
Instructional scaffolding Definition
Instructional Scaffolding Overview & Teaching Strategies
4:34
Instructional Scaffolding Overview & Teaching Strategies
Study.com
已浏览 3.9万 次2016年9月21日
Scaffolding in Education: Strategies for Supporting Student Learning
Scaffolding in Education: Strategies for Supporting Student Learning
structural-learning.com
2021年8月16日
Scaffolding Understanding of Instructional Learning Formats
Scaffolding Understanding of Instructional Learning Formats
teachstone.com
2018年1月17日
热门视频
Firefighters respond to partially-collapsed scaffolding on SoHo sidewalk
0:23
Firefighters respond to partially-collapsed scaffolding on SoHo sidewalk
YouTubeEyewitness News ABC7NY
已浏览 4774 次5 天之前
Woman killed when private garbage truck pushes car into scaffolding in East Harlem
2:09
Woman killed when private garbage truck pushes car into scaffolding in East Harlem
YouTubeEyewitness News ABC7NY
已浏览 1.3万 次2 周前
Kid Yugi - Push It feat. ANNA
2:58
Kid Yugi - Push It feat. ANNA
YouTubeKID YUGI
已浏览 38.6万 次4 天之前
Instructional scaffolding Examples
Scaffolding in Education | Theory, Techniques & Examples
3:28
Scaffolding in Education | Theory, Techniques & Examples
Study.comMary Firestone
已浏览 45.4万 次2016年2月2日
5 Scaffolding Strategies to Bolster Student Learning
5 Scaffolding Strategies to Bolster Student Learning
edutopia.org
2022年1月6日
Scaffolding in Math | Steps, Activities & Examples
6:13
Scaffolding in Math | Steps, Activities & Examples
Study.comTawnya Eash
已浏览 6.2万 次2021年2月17日
Firefighters respond to partially-collapsed scaffolding on SoHo sidewalk
0:23
Firefighters respond to partially-collapsed scaffolding on SoHo sid…
已浏览 4774 次5 天之前
YouTubeEyewitness News ABC7NY
Woman killed when private garbage truck pushes car into scaffolding in East Harlem
2:09
Woman killed when private garbage truck pushes car into scaffolding i…
已浏览 1.3万 次2 周前
YouTubeEyewitness News ABC7NY
Kid Yugi - Push It feat. ANNA
2:58
Kid Yugi - Push It feat. ANNA
已浏览 38.6万 次4 天之前
YouTubeKID YUGI
观看更多视频
静态缩略图占位符
更多类似内容
反馈
  • 隐私
  • 条款