What does "clear-air turbulence" probably mean? (Paragraph 1) The last paragraph tells us, among other things, that

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问题 What does "clear-air turbulence" probably mean? (Paragraph 1)
The last paragraph tells us, among other things, that

选项 A、the lidar detector needs improvement.
B、many airlines are interested in the system.
C、passengers often forget to fasten their seatbelts.
D、the lidar detector can be used in a wide range of areas.

答案A

解析

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本试题收录于：职称英语理工类B级题库职称英语分类

职称英语理工类B级

职称英语

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What does "clear-air turbulence" probably mean? (Paragraph 1) The last paragraph tells us, among other things, that

职称英语理工类B级

职称英语

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ProfessorJeraldJellisonoftheUniversityofSouthernCaliforniahasmadeascientificstudyoflying.Accordingtohim,women

LifeintheUniverseManyscientiststodayareconvincedthatlifeexistselsewhereintheuniverse-lifeprobablymuchlike

MigrantWorkersInthepasttwentyyears,therehasbeenanincreasingtendencyforworkerstomovefromonecountrytoanot

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