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- fossil karst channel 古岩溶水道
- The lay-like karst aquifer formed by some special strata and fossil karst are very important in the groundwater exploitation in this area. 特殊岩性和古溶蚀形成的似层状岩溶含水层具有重要的开发价值。
- Besides lithological characters and geological structures, the karst development and groundwater in the area are affected by neotectonic movement and fossil karst. 区内岩溶发育和地下水赋存除受岩性、地质构造的控制外，还受新构造运动和古溶蚀的影响。
- He found a piece of fossil of an ancient bird. 他发现一块古代鸟类的化石。
- This fossil may be over 2 million years old. 这化石可能超过二百万年了。
- He get seasick every time he crosse the channel. 他每次渡英吉利海峡时都晕船。
- Can you date the fossil exactly? 你能确定这化石的确切年代吗?
- Ferryboats ply across the English Channel. 渡船定期往返于英吉利海峡。
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- fossil karst 古岩溶
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- Once he swam the English Channel. 他有一次横渡了英吉利海峡。
- Ships must follow the channel into the port. 船只必须沿航道进入港口。
- near-surface fossil karst 近地表古岩溶
- The channel of the river filled up with mud. 河道塞满了泥。
- Isn't Professor Bell an old fossil? 贝尔教授真是个老顽固。
- A pipe or channel by which liquid is drawn off. 排水管排掉液体的管或通道
- A microscopic fossil, as of a pollen grain or unicellular organism. 微体化石一种微小的化石，如花粉粒或单细胞有机体的化石
- Several privateer often cruise near the entrance of the channel. 几只武装民船经常在这个海峡的进口附近巡航。
