European researchers h tried taking a wooden frame and measuring the numbers that appear over a given time.
欧洲的科学家曾经试图通过一个木制的架子来测算在一个特定时段内通过的昆虫数量。
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H. 264's, by comparison, is strength-adaptive based on whether DCT coefficients exist on either side of a given edge and based on the motion vector delta and reference frame delta across said edge.