Fill in gaps by using short, upward strokes of the pencil.用铅笔向上短短地勾画几道来填充空白。I turned and swam a few strokes further out to sea.我转身向海里又游了几下。Apply the paint thickly in even strokes.涂颜料要厚，笔画要匀。...
Equation between inter - yarn air permeability and parameters of fabric structure was deduced based on Hagen - Poiseuille hydromechanics.利用哈根伯肃叶定律,推导出机织物的纱线间孔隙透气量与织物结构参数的关系式.Equation between inter - yam air permeability ...