Grion.格里奥GRn.放大衰减指示(传动比；政府规定)gravidarum nephropathy妊娠肾病gravida vulva swelling胎前阴门肿gravimeter measurement容重法测流Graciles yakushimensisn.台湾轮叶龙胆Gracilaria vieillardiin.威氏江蓠Grawitz's degenerationGraciles micantiformisn.类亮叶龙胆gravimetrical dilution按重量稀释grating spectral order光栅光谱级gravimetric efficiency重量效率