The utility model relates to a backflow prevention type esophagus supportingtube for medical use.
本实用新型涉及一种医用防反流式食道支撑管。
2
The invention provides a thrust mechanism of a supportingtube of a semi-automatic folding moped, which can realize automatic folding, saves labor and can be rapidly and conveniently used.
本发明提供了一种半自动折叠助力车支撑管推力机构。其可以实现自动折叠，使用省力，快捷、方便。
3
In the Flower Garden Banks National Marine Sanctuary in the Gulf of Mexico, steel pillars supporting a gas platform make a vertical reef encrusted with tube sponges.