knothole

1. Put your mouth to the knothole right here.
   把你的嘴对准这个小孔。
2. Strengthening the knothole position arranging and design of the head, etc.
   加强板的布置位置及其端头的设计等。
3. Control according to the boundary and the characteristic of the knothole plane surface coordinate system, frame of axes internal node strain to construct a displacement function for correspond.
   根据边界约束和板的平面坐标系内节点变形的特征来构造出相应的位移函数。在X方向上的函数我们都用三次B样条函数的广义参数形式。
4. Tube and Tube Knothole Connect with Each Other
   管与管板的相连

noun

1. a hole in a board where a knot came out