support-coated open tubular column 涂载体的开管柱 ; 涂担体开管柱 ; 涂载体开口管柱

wall coated open tubular column 涂壁毛细管柱 ; 毛细管柱

support coated open tubular column 载体涂层开口管柱 ; 涂载体的开口管柱

wall-coated open tubular column 涂壁开管柱 ; 壁涂开管柱

wall-coated open-tubular column 涂壁空心柱

su ort-coated open tubular column 涂载体的开管柱

wall-coated open tubular column wcot 壁涂开管柱

support-coated open tubular column scot 担体涂渍开管柱

supper-coated open-tubular scot column 涂载体空心柱