2. Use to add a single vertical
ordinate dimension. Attach one endpoint to
ordinate origin and one to the feature.
用于添加一个垂直坐标尺寸。将一个端点连接到坐标原点,一个端点连接到部件。
3. The research team has found a way to accurately place sensors in each fibre and co-
ordinate the electrical signals they send when light falls on them.
这个研究小组找到了方法准确地在每个纤维上安置传感器,并对光照在上面时,协调传感器发出的电信号。