Grua格鲁阿
GRn.放大衰减指示(传动比;政府规定)
grazing calendar放牧历
Grawitz's tumors
grating encoding光栅编码
Gracilaria gigasn.粗江蓠
grilie generator栅格信号发生器
grating diffuser格栅式扩压器
grappling-ironn.(钩敌方船只的)挠钩
gravid dysphoria子烦
grating aperture栅线隙距
grating scanning光栅扫描