发表于:2007-01-17 14:23:00
453楼
beam, gallium ion" 镓离子光束
beam, ion" 离子束
beam, laser" 激光束
beam, molecular" 分子束
beam, photolithographic" 光刻线
beam-deflection tube 射束偏转管
Beam-former 波束形成器
Beamwidth [ 波]束宽[度]
bearer service 承载业务
bearing 轴承
bearing accuracy 方位准确度
bearing, ball" 滚珠轴承
bearing, hydrostatic" 静液压轴承
bearing, roller" 滚桶轴承
bearing, spindle" 转轴轴承