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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技術中,只有高質量的角道集才能確定岩石物理參數、進行油氣檢測。
- 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. 利用疊前時間偏移產生的CRP道集代替CDP道集作AVO分析,克服了CDP道集的不足,使AVO屬性得到偏移歸位,氣藏邊界更加清楚。
- Time-window fitting method is used to produce AVO attribute section (P andG sections) by taking time-window amplitude sequences within CDP trace gathers. 時窗擬合法是利用CDP道集內時窗振幅序列求取AVO屬性剖面（P、G剖面）的一種方法。
- Keywords multiwave seismic survey;converted-wave;CCP trace gather;gas chimney; 多波地震;轉換波;共轉換點道集;「氣煙囪」;
- Gather them and tie them in a knot. 把它們收集起來打成一個結。
- My briefcase was beginning to gather dust. 我的手提箱不怎麼使用了。
- I gather his past life was not altogether savoury. 我猜想他過去的生活並非十分正派。
- The farmer paid 3 laborers to gather the crop. 農場主雇傭3名工人收割莊稼。
- Angular forms, outlines, or corners. 角形角形，角的輪廓或稜角
- I can't trace that letter you sent me. 我找不到你寄給我的那封信。
- I gather she's ill, and that's why she hasn't come. 我想她是病了，所以沒有來。
- He spoke without a trace of emotion. 他說話時毫不動感情。
- Did the police find any trace of the murderer? 警方找到兇手的行蹤了嗎？
- The farmer paid 3 labourers to gather the crop. 農場主雇傭3名工人收割莊稼。
- They failed to find any trace of the runaways. 他們未能找到逃跑者的任何蹤跡。
- The sheriff ordered the policemen to gather. 警察局長命令警察集合。
- There was barely a trace of salt in the soup. 湯里簡直一點鹽也沒有放。
- The post office tried to trace the lost letter. 郵局設法查出那封丟失的信。
- I gather from his words that he is angry. 我從他的話里聽出來他生氣了。
- The kids are learning to trace the letter. 孩子們學描字母。
