1982年，一名飞行员在印度尼西亚的爪哇岛遇到了从喷发的加隆贡火山喷发出的火山灰羽。
A pilot encountered an ash plume from the erupting Mount Galunggung in Java, Indonesia in 1982.
美国卡利普索激光雷达在测试灰羽厚度方面表现的非常有效。
The US Calipso's lidar was very effective at measuring the thickness of the ash plume.
湖中有许多灰羽海鸥和绿头鸳鸯，还有两只红嘴黑眼的白天鹅；
In the lake water were a lot of grey-feathered seagulls and green-headed mandarin ducks4 , and two red-beaked, black-eyed, white swans.
如果垂直分布曲线与已知灰羽范围相结合，火山灰浓度就可以计算出来。
If the vertical profile is combined with the known extent of the plume, a concentration can be calculated.
苍鹰一种大型的，强壮的鹰（苍鹰鹰属），翅膀又圆又宽，长尾，全身灰羽或棕羽。
A large, powerful hawk(Accipiter gentilis) having broad, rounded wings, a long tail, and gray or brownish plumage.
仔细看看火山山顶发现Sarychev更详细的圆孔中的云彩在岛上，顺利凝结云包装大部分灰羽。
A closer look at Sarychev Peak Volcano reveals more detail, the circular hole in the clouds around the island, the smooth condensation cloud wrapping much of the ash plume.
然而带电火山灰是在厚重的火山羽流中间被发现的，而不是在边缘。
But the electric volcanic ash was found in the middle of the thick plume, not on its edges.
火山灰烟羽呈黄色，而云显现出深浅不一的白色到浅灰色。
The volcanic plume is yellow, while clouds are various shades of white to light gray.
印尼的默拉皮火山于星期一早晨开始喷发出灼热的灰云，向南发送出约为1.5公里的火山烟羽。
Indonesia's Mount Merapi started spewing hot ash clouds on Monday morning, sending a 1.5-kilometer plume toward the south.
4月19日，有报告说火山灰烟羽正逐渐减小，但是这仍将给欧洲航空旅行业带来巨大的破坏。
As of April 19, the ash plumes were reported to be getting smaller, but they were still creating havoc with air travel in Europe.
4月19日，有报告说火山灰烟羽正逐渐减小，但是这仍将给欧洲航空旅行业带来巨大的破坏。
As of April 19, the ash plumes were reported to be getting smaller, but they were still creating havoc with air travel in Europe.
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