Applicable for intermediate filtration of Pharmacy, Electronic, Food common air - conditioning ventilation system.
适用于制药，电子，食品行业和空调通风系统的中级过滤。
Applicable for intermediate weighing of RICE, WHEAT, MAIZE and other granular material of FOODSTUFFS, Chemical Industry, Light Industry & Pharmacy in feeding or process flow.
适用于大米、小麦、玉米以及食品、化工、轻工、医药等行业粒状物料的计量或工艺流程的中间计量。
Surface impedance of metals in infrared region is calculated for an arbitrary Fermi surface. Expressions applicable to all cases of skin-effect (normal, anomalous and intermediate) are obtained.
本文中对任意费米面求出了金属在红外波段的表面电阻，所得表达式适用于各种性质的趋肤效应(正常、反常和中间情况)。
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