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电子束与固体相互作用
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电子束与固体相互作用
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工学
[粒子束流与固体相互作用]
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electron beam-solid interaction
电子束与固体相互作用
具有一定能量或动量的电子束进入固体,与其表面或体内原子发生弹性或非弹性碰撞,引起电离能量损失、辐射能量损失和多次散射。
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planted forest resources of China
planted plane tree
planted tree
plant electrical control system
plant embryology
plant epidermis
planter
planter with plastic sheeting
plant experimental embryology
plant exposure dose
plant expression vector
plant extract
plant extracts
plant fibre
plant food
plant freezing damage
plant freezing tolerance
plant gene diagnosis
plant genetic engeneering
plant genetics
plant genetic transformation
plant geography
plant germplasm development
plant germplasm resource collection
plant group
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