adapter tube

基本解释

For best results the adapter tube and die should be carefully maintained at the same temperature.
为达到最佳效果，调适管和中心馈电的模具应必须保持相同的温度。
blog.sina.com.cn
This Fisheye attachment screws onto the filter adapter tube via a 52mm filter thread and works very well with the included 12.5x Macro Lens attachment allowing superior close-up photography.
这到过滤器转接筒鱼螺丝附件过滤器通过一个52毫米螺纹和工作得很顺利，包括12.5x微距镜头的附件，允许优秀近距离拍摄。
maiawang.cn
This device is composed of adapter by the linear accelerator, body cavity tube and links up one to make up. It has provided convenience for the development IORT technology in the pelvis tumour skill.
该装置是由直线加速器治疗头适配器、体腔筒及衔接块组成，它为盆腔肿瘤术中放射治疗技术的开展提供了方便。