雌性决定物质
female determina-ting substance
gynotermone
性别决定物质
sex determination substance
雄性决定物质
androtermone
male determining substance
标准物质定值
the fixed value of standard substance
不稳定物质
thermally unstable substance
磁性物质质量分数
mass fraction of magnetic substances
德布罗意物质波
de Broglie matter wave
Louis de Broglie matter wave
二氧化碳标准物质定值技术
The standard material valuation techniques of carb
含铀碳质物质
uranium containing carbonaceous substance