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- internal cavity TR tube 内腔式开关管
- connected cavity TR tube 连腔式开关管
- integral cavity tr tube 连腔式开关管
- Another form of applicator is equipped with a plunger which can be operated to empty the internal cavity of the tube through the distal end opening. 另一种形式的给药器上装有活塞，可以通过活塞从给药器管末端的开口处清空内膛。
- Its principle is using an abrasive-laden viscoelastic media to finish, deburr, and polish curve surface or internal cavity. 磨料流加工的原理，是采用带有高硬度磨料的半固态聚合物，在压力作用下发生相对于零部件表面的流动，对表面产生加工。
- Any of various invertebrate animals of the phylum Coelenterata, characterized by a radially symmetrical body with a saclike internal cavity, and including the jellyfishes, hydras, sea anemones, and corals. 腔肠动物一种腔肠动物门的无脊椎动物，特征是有囊状腔的辐射对称体，包括水母、水螅、海葵和珊瑚
- Any of various invertebrate animals of the phylum Coelenterata,characterized by a radially symmetrical body with a saclike internal cavity,and including the jellyfishes,hydras,sea anemones,and corals. 腔肠动物，一种腔肠动物门的无脊椎动物，特征是有囊状腔的辐射对称体，包括水母、水螅、海葵和珊瑚。
- The internal cavities of ingot can be effectively welded and the center structure of blank can be improved by applying of the WHF and limiting forming methods. 所采用的WHF+极限成形锻造法有效地焊合了钢锭内部缺陷,改善了坯料心部组织。
- A tube with a very small internal diameter. 毛细管一根内径十分细小的管子
- Green (Yellow, Orange) He-Ne Laser with Internal Cavity 全内腔绿（黄、橙）光He－Ne激光器
- That is actually a cavity in the earth. 那其实是一个地下洞穴。
- The Technical Measures of Improving Internal Cavity Quality of Cylinderthead 提高柴油机缸盖内腔铸造质量的工艺措施
- I can send him a note via the internal mail system. 我可以通过内部通信系统给他发个通知。
- A cavity or hollowed surface, especially of a bone. 腔尤指骨头的腔或凹陷的表面
- The cavity formed by this structure. 盆腔由这种骨骼结构形成的体腔
- The convoy commodore sees to the internal management of the convoy. 舰队司令官负责管理舰队的内部问题。
- This is not the season for internal quarrels. 现在不是内部相争的时候。
- I have a toothache because there is a cavity in one of my teeth. 我牙疼，因为我的一颗牙齿上有个洞。
- I talked to him on the internal telephone. 我在内部电话上与他交谈。
- balanced TR tube 平衡式开关管
