diameter 40cm [magnetic opening and closing]](直径40cm【磁吸开合】) diameter 45cm [magnetic opening and closing]](直径45cm【磁吸开合】) diameter 50cm [magnetic opening and closing]](直径50cm【磁吸开合】) diameter 55cm [magnetic opening and closing]](直径55cm【磁吸开合】) diameter 60cm [magnetic opening and closing]](直径60cm【磁吸开合】) diameter 65cm [magnetic opening and closing]](直径65cm【磁吸开合】) diameter 70cm [magnetic opening and closing]](直径70cm【磁吸开合】) 80cm diameter [magnetic opening and closing]](直径80cm【磁吸开合】) 80cm diameter widened [inlet depth 59cm]](直径80cm加宽【进深59cm】)

one-layer model [folding design/with pulley]](一层款【折叠设计/带滑轮】) two-layer model [folding design/with pulley]](两层款【折叠设计/带滑轮】) three-layer model [folding design/with pulley]](三层款【折叠设计/带滑轮】) four-layer model [folding design/with pulley]](四层款【折叠设计/带滑轮】) five-layer model [folding design/with pulley]](五层款【折叠设计/带滑轮】)