您要查找的是不是：
- A trademark used for a sonic depth finder. 回音测深仪一种声音测深仪的商标
- A trademark used for a sonic depth finder 回音测深仪一种声音测深仪的商标
- Preliminary research on reservoir silt mud measurement by sonic depth finder with different frequencies 不同频率回声测深仪测量水库淤泥的初步研究
- sonic depth finder 声深度观察装置,回声测深仪,回声测深器
- sonic echo sounder (=sonic depth finder) 回声探测仪
- sonic echo sounder (=sonic depth finder 回声探测仪
- Other fishermen use electronic depth finders to know how deep the water is. 有些钓客使用电子测深仪来探知水的深度，
- sonic echo depth finder 回声测深计
- Priciple of building-up field depth finder by fixed field source 固定场源建场测深仪原理
- Manufacture and application of anti-slipping depth finder 弹片挂钩防滑骨孔测深器的研制与应用
- The money was returned intact by its finder. 钱原封未动地被捡拾者送还。
- This creature lives in the depth of the ocean. 这种生物生活在海洋深处。
- Lost: one diamond ring. Finder will be rewarded. 寻物: 遗失钻戒一枚，寻得者将获重酬。
- I was out of my depth in that class. 在那个班里我跟不上。
- The young man dived to a depth of 40 feet. 那个青年人潜到四十尺的深度。
- We should discuss the problems in depth. 我们应该深入地讨论这些问题。
- The depth of the universe is immeasurable. 宇宙无限深广。
- Measurement of the depth of large bodies of water. 海洋测深学，海洋测深术测量大水域的深度
- The range finder in this camera is really good. 这架相机的测距器很管用。
- The depth of water in this river is half that in that river. 这条河河水的深度是那条河河水深度的一半。
