答:钻孔漏失是指钻孔内冲洗液从孔f97c2adbb0259599366713ece5a48fd037f71be995018bb75b3f6b02f703b113内向周围岩石产生明显的泄漏。
f97c2adbb0259599366713ece5a48fd037f71be995018bb75b3f6b02f703b113