受实船试航水域水深的影响，对于深吃水的大型船舶航速测量结果必须采用适当的方法进行航速的浅水修正。
Influenced by the water depth of ship sea trial area, velocity measurement of deep-draft large-scale ship should be shallow-water corrected with proper method.
通过分析深v型滑行艇的实艇在预试航过程中出现的航速问题，在总结实艇试航的各项技术数据的基础上，有针对地分析和研究产生问题的原因。
The author analyzed and studied the speeds of deep-V planning boat in trial, and some approaches to the speed problem arising from the sea trial were put forward on the basis of trial data.
该函数充分表明，在压实作用阶段，埋藏时间和埋深两个因素对地层孔隙度演化的影响都是非常重要的。
Same as the burial depth, the burial time also has great effect on the evolution of porosity of the classic rocks during compaction, which is clarified by three aspects in this paper.
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