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- F级F class
- F级机组F class unit
- F级燃气轮机F class gas turbine
- F级绝缘胶的研究The Study of the Insulating Binders of Class F
- 新型F级功能化复合薄膜的研制Study of a New Type Class-F Functional Insulating Composite Film
- 级联connection
- 校级field rank
- 此为F。O。B。横滨实盘,有效期为本地时间星期一收到回电。We offer firm FOB yokohama for your telegraphic reply here by monday our time.
- 英语四级English Band 4
- 大学英语四级College English Band 4
- 一级的firstlevel
- 船级ship' classification
- 三级片third-grade film
- F级快固化高强度环氧多胶玻璃粉云母带的研制及评定The development and evaluation of F-Class quick curing high strength resin-rich fiberglass mica tape
- 无级stepless
- 级配graduation
- 两级two-stage
- 第二级secondary
- 大学英语六级考试CET-6 [College English Test, Band Six]
- 第一级first step