It has such advantages as using less energy, being productive, small-sized, quiet and creatively designed, reliable performance and easy operation and has obtained a number of national patents.
它具有低能耗、高产出、机体小、噪音低、构思新、性能可靠、操作简便等优势，并获得多项国家专利。
Through the operation of confusion and slot number mapping, a frequency hopping sequence can be produced with fine uniformity and less-than-512 arbitrary slot number.
该方法通过混淆运算、频隙映射的方式产生出均匀性好、可用频隙数小于512的任意频隙跳频序列。
The operation can take from less than a second to several minutes, depending on the amount of objects to process and the number of frames.
操作过程可能需要很少的一秒到几分钟，取决于操作对象的数量和处理帧的数量。
There are large number of oil fields developed under gas cap drive in operation currently, however, much less studies on the reservoir behavior of such oil fields have been carried.
气顶油藏的开发在油田开发中占有很大的比例，然而利用油藏工程方法研究气顶油藏的开采动态要比油藏开发少得多。
There are large number of oil fields developed under gas cap drive in operation currently, however, much less studies on the reservoir behavior of such oil fields have been carried.
气顶油藏的开发在油田开发中占有很大的比例，然而利用油藏工程方法研究气顶油藏的开采动态要比油藏开发少得多。
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