未粘结后张预应力构件 unbonded member
骨架就如同混凝土构件里面的钢筋，起到加强的作用，并使油封能保持形状及张力。
Like skeleton reinforced concrete structures inside, serve to strengthen the role and seal to maintain the shape and tension.
膜结构是以建筑膜材为主要受力构件的一种新型张力结构形式。
Membrane structure is a new kind of tension structure carried load within membrane materials.
网片是制作渔具的基本构件，探索水流和波浪作用下网片的张力和形状是渔具研究中的重要内容。
Researching the nets tension and configuration at the effect of currents and waves is important thing in studying the fishing nets.
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