blocking

• The block may or may not be in equilibrium .
  这物块可能处于平衡，也可能不处于平衡。
• The river is blocked up with ice .
  河道被冰块叉住了。
• The river is blocked up with ice .
  河道被冰块堵塞。
• The forces on the block are shown in the diagram .
  我们把作用在物块上的力表示在图上。
• A dau hardware block diagram is shown in fig.3 .
  数据采集器DAU硬件的方框图如图3所示。
• Park avenue was completely blocked off by fire engines .
  公园大街完全被救火车挡住了。
• A big river blocks the way .
  一条大河挡住了去路。
• We have defeated moves to build another office block .
  我们已否决另建一座办公楼的动议。
• The spaces between the blocks are called interblock gaps .
  两块之间的空隙称为组间间隙。
• The block is surrounded by cadmium foil 0. 5mm thick .
  支架周围有一层05毫米厚的镉箔。