viewing-box 看片灯,读片灯(看X线片)...viewing 可见的...viewing distance 视距...viewing mirror 检像镜...viewing screen 显示屏幕观察屏...viewing time 观察时间...viewing surface 视图面...critical viewing distance 临界视距...viewing transformation 视见变换...viewing angle 视角...viewing field 视场...conclude business after viewing samples 看样后成交...viewing box 看片灯,读片灯(看X线片)...maximum usable viewing time 最大可用观察时间...
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