PEEK管内聚合物整体柱固相微萃取
Polymer Monolith In-polyether Ether Ketone Tube Solid-phase Microextraction
polymer monolith in-polyether ether ketone tube so
板柱体系
Reinforced Concrete Slab-column System
半球封闭圆柱体
Hemispherically terminated cylinder
并列弹性圆柱体
Elastic circular twin-cylinders arranged in parallel
串列弹性圆柱体
Tandem elastic circular culinders
单斜柱体类
monoclinic prismatic class
导电水平圆柱体
conducting horizontal cylinder