However, water-column plumes will include a disaggregated, fine-grained sediment fraction that may drift for years and disperse for several hundred to over 1,000 kilometres, depending on the release depth.
不过，水体羽流将包含分散的部分细微颗粒沉积物，这些沉积物可能在数年内不断漂移，并根据释放深度散布到数百至1 000公里以外。