| 1. | Bottom topographic survey 海底地形测量 |
| 2. | Effect of submarine topography variation in shallow sea on dynamic characteristics of offshore platform 浅海海底地形变迁对海上平台动力特性的影响 |
| 3. | In bathymetric survey , the recorded seabed is distorted due to the beam - width of the echo sounder 摘要在海底地形测量中,由于波束角效应导致探测的海底地形存在失真。 |
| 4. | It erases the water bottom multiples from the record , but also any undesired energy 尤其在海底地形崎岖地区,本方法较其他传统复反射摘除方法更能有效地消除海底复反射。 |
| 5. | It is important to eliminate or degrade the effect caused by the beam width of echo sounders and reflect the true seabed 为提高海底地形的测量精度,应消除或减弱波束角效应影响。 |
| 6. | ( 3 ) the fractal algorithm has been deeply analyzed and studied , so that the model of random seabed terrain can be generated in real - time 分析并研究了分形算法,实时生成了随机的海底地形模型。 |
| 7. | The models of seabed terrain are very vivid , which have been generated with these two methods , and they can be switched at will in the scene 用这两种方法实现的海底地形模型形象、逼真,且可在场景中任意切换。 |
| 8. | Today , enough soundings are available to enable a relief map of the atlantic to be drawn and we know something of the great variety of the sea bed ' s topography 现在已有足够的水深测量数据来绘制一张大西洋洋底地形图,而且我对海底地形的千变万化也有了一定的了解。 |
| 9. | Multi - beam swath bathymeter is a kind of newly developed advanced seafloor surveying equipment . it fits especially for mapping of large area of seafloor because of its high efficiency , high accuracy and fine terrain resolution 它是一种高测量效率、高测量精度、高分辨率的海底地形测量设备,特别适合大面积的扫海测量作业。 |
| 10. | The effects of ssc ( small - scale sub - lithospheric convection ) on seafloor topography are investigated by formulating a 2d thermal convection model that is parallel to plate motion 摘要根据建立的垂直于大洋中脊的二维热对流有限元数值模型,采用常粘性以及与温度相关的粘性两种粘性结构对小尺度地幔对流对海底地形的影响进行了重新研究。 |