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- Only good angular trace gather in AVO technique can be used to determine petrophysical parameters and to detect oil or gas. 在AVO技术中,只有高质量的角道集才能确定岩石物理参数、进行油气检测。
- AVO analysis is conducted using CRP trace gather generated from prestack time migration instead of CDP trace gather, so the shortcoming of CDP trace gather is overcome, AVO attributes are in proper offset, and the boundary of gas reservoir is more clear. 利用叠前时间偏移产生的CRP道集代替CDP道集作AVO分析,克服了CDP道集的不足,使AVO属性得到偏移归位,气藏边界更加清楚。
- Time-window fitting method is used to produce AVO attribute section (P andG sections) by taking time-window amplitude sequences within CDP trace gathers. 时窗拟合法是利用CDP道集内时窗振幅序列求取AVO属性剖面（P、G剖面）的一种方法。
- Keywords multiwave seismic survey;converted-wave;CCP trace gather;gas chimney; 多波地震;转换波;共转换点道集;“气烟囱”;
- Gather them and tie them in a knot. 把它们收集起来打成一个结。
- My briefcase was beginning to gather dust. 我的手提箱不怎么使用了。
- I gather his past life was not altogether savoury. 我猜想他过去的生活并非十分正派。
- The farmer paid 3 laborers to gather the crop. 农场主雇佣3名工人收割庄稼。
- Angular forms, outlines, or corners. 角形角形，角的轮廓或棱角
- I can't trace that letter you sent me. 我找不到你寄给我的那封信。
- I gather she's ill, and that's why she hasn't come. 我想她是病了，所以没有来。
- He spoke without a trace of emotion. 他说话时毫不动感情。
- Did the police find any trace of the murderer? 警方找到凶手的行踪了吗？
- The farmer paid 3 labourers to gather the crop. 农场主雇佣3名工人收割庄稼。
- They failed to find any trace of the runaways. 他们未能找到逃跑者的任何踪迹。
- The sheriff ordered the policemen to gather. 警察局长命令警察集合。
- There was barely a trace of salt in the soup. 汤里简直一点盐也没有放。
- The post office tried to trace the lost letter. 邮局设法查出那封丢失的信。
- I gather from his words that he is angry. 我从他的话里听出来他生气了。
- The kids are learning to trace the letter. 孩子们学描字母。
