1。坐标1。坐标1。段1号。符号代码1。双向时间(ms) 1。激发点1。CDP数量1。跟踪1号。行类型(2 = 2 d I =内联X =单行标题)1。 2D line name or 3D survey name The format allows for a column between 8 and 9, for amplitude value — not present in this example. This is a formatted layout to specific columns. So there is the potential for fields to butt against each other with no spaces between. The top 2 lines define the horizon name (after PROFILE) and various picking parameters you shouldn't need. This answer comes from Tom Cox (geoscientist at Schlumberger).