Flat Key  平键

Flat Key Binding  平键联接

general flat key  普通平键

OLED flat light sources  OLED平板光源

key light  主光; 主灯光; 主要光源

Key-key attachment  栓道式附着体

key-key way attachment  栓体栓道式附着体; 栓道附着体

Key-key way attachment denture with plastic insertion  带塑料构件栓式附着体义齿

light key component  轻主成分

light-light transfer efficiency  光－光转换效率

lightweight Light-Expansion Concrete  轻质微膨胀混凝土

White Light Light-Emitting Diode  白光二极体

flat ground of flat  盖板平磨

flat-to-flat dimension  平面至平面尺寸

flat-to-flat survey  逐户勘测

vertical vessel with flat top and flat bottom  立式平底平盖容器

issuer key exchange key  发卡单位金钥交换金钥

key enciphering key  金钥加密金钥

key encrypting key  关键词加密键