导言底质取样是海底地质调查的重要手段。随着人们向海洋调查的深度和广度进军,各式各样的取样器不断出现。这些取样器中,有的是靠人在船上操作起重设备,把取样装置投向海底取样或操作钻塔将钻管从船上伸向海底取样,有的则抛入大海后自由下落,依靠释放配重获得浮力自行上升取得海底样品,另外的则把设备置于海底,人在海面船舶上依靠电缆远 Introduction Sediment sampling is an important means of marine geological survey. As people march into the depth and breadth of marine surveys, a wide variety of samplers are emerging. Some of these samplers rely on people operating lifting equipment on ships, sampling the device to the sea floor for sampling or operating the drilling rig to drill the pipe from the ship to the sea floor for sampling, while others are free to fall after being thrown into the sea and relying on the release weight Buoyancy on their own to obtain the seafloor samples, while the other is placed on the seabed equipment, people rely on the sea cable ship far