单长填砂管实验结果表明液气交替注入完全可以在岩心前端面形成质量较好的细腻泡沫。
Single long sand pack experiment indicated injecting foamer and nitrogen alternately could form fine and smooth foam at front end face of core.
单桅帆船有各种尺寸，从8英尺的小艇到一百多英尺长的超大帆船。
Sloops come in all sizes, from 8-foot dinghies to maxi boats over a hundred feet long.
当然，英国人喜欢文学作品名单和他们所引起的争执，以至于他们把布克奖的候选人划分为短单书和长单书。
Of course. The British love literary lists and the fights they provoke, so much so that they divide candidates for the Man Booker Prize into shortlist books and longlist books.
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