您要查找的是不是：
- layer radiography aparatus 断层摄影仪
- hanger for layer radiography, film 断层摄影用X线洗片架
- film hanger for layer radiography 断层摄影用X线洗片架
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- Giant cell tumors are lytic on radiography. 骨巨细胞瘤放疗后可溶解。
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- A surface, layer, or mass of frozen water. 冰面冻结的水的面、层或块
- Radiography of the urinary tract. 尿路造影术尿路的射线照相术
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- Call electronegative radiography again. 又称为阴性造影。
- What condition should make a radiography? 什么情况应做造影？
- layer radiography 体层摄影(术)
- A thin, flat layer or scale, as that of a fish. 外表组织薄而平的一层或鳞状物，如鱼鳞
- layer radiography apparatus 断层摄影仪
- Having a cortex or a similar specialized outer layer. 有皮的有皮的或具有相似的专门发育的外部覆盖的
