您要查找的是不是：
- 管pipe
- 玻璃灯罩围住灯的火焰的玻璃管A glass tube for enclosing the flame of a lamp.
- 安瓿用玻璃管ampoule tubing
- 管的vasal
- 网管network management
- 玻璃管的末端呈球形。The glass tube ends in a bulb.
- 玻璃管规glass gauge
- 玻璃管割刀glass tube cutter
- 玻璃实验仪器。软管连接用玻璃管端。橄榄形和毛细管端Laboratory glassware; glass tube ends for hose connections, olives, capillary tube ends
- 搪玻璃管[化] glass lining pipe
- 玻璃管汞弧灯Cooper-Hewitt lamp
- 玻璃管下拉法glass tube down-drawing
- 玻璃管压力计glass tube manometer
- 衬玻璃管GLP
- 玻璃管汞Cooper-Hewitt lamp
- 拉玻璃管Draw out glass tubing
- 玻璃管的焊接器glass tube welder
- 玻璃管影像glass tube image
- 双孔玻璃管compound glass tube
- 多孔玻璃管porous glass tube
