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注量率
在单位时间内进入以空间一给定点为中心的小球体的粒子数除以该球体的最大截面积所得的商。是表示单位时间内通过单位面积的粒子数的物理量。国际单位制单位米-2·秒-1,常用单位厘米-2·秒-1。符号。曾称通量或通量密度。
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International Electrotechnical Com-Mission
International Electrotechnical Commission, Terminology Technical Commmittee
international ellipsoid
international EMF project
International Energy Agency
International English Language Testing System
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international environment law
International Equestrian Federation
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International Federation for Information and Documentation
International Federation for Systems Research
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International Federation for the Theory of Machines and Mechanisms
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