ejecting unit in urea steam system
identical unit or proportional unit of the body
time-rock unit =time-stratigraphic unit
(13)C urea breathing test
13Carbon urea breath test
15N- urea with foliar spray
15N-urea
15N -尿素
15N尿素
15N-尿素
~(16)N-尿素
~(15)N-尿素
~(15)N尿素
abdominal·Endovascular graft exclusion·Blood urea nitrogen·Creatinine·
腹·腔内隔绝术·血尿素氮·肌酸酐
四川省地质矿产勘查开发局成都综合岩矿测试中心
过氧化氢酶(CAT)