tube stopper
常见例句
- Test Tube Stopper;
试管塞； - Graphite dies, chutes, stopper, cones and tube for metal horizontal casting.
铜材。铝材。钢材水平连铸设备用，结晶器。石墨流槽。塞棒，锥体，浇管。 - The invention consists of an outer tube, a rubber stopper, a core bar and a push bar.
本发明由外筒、胶塞、芯杆和推杆组成。
ip.com - A stopper device on the tube-like container held food for the ants as they traveled to their new homes. 返回 tube stopper