Select the appropriate water temperature dissolved stevioside .

选择适当水温溶解甜菊糖。

The us national cancer institute says on its website that the main chemical in stevioside can be converted in a laboratory into a substance that alters genes .

美国全国癌症研究会在其网站上指出，甜叶菊甙的主要化学成分在实验室可以被转化为能改变基因的物质，

Stevioside is a glycoside-ene-quote category , with high sweetness low calorific value .

甜菊糖是烯帖类配糖体，具有高甜度低热值。

Before reviewing stevioside again , the committee considered that it would be necessary to develop specifications to ensure that the material tested was representative of the commercial product .

再次评估甜菊糖前，委员会认为必须为甜菊糖制订性质规范，确保化验物能代表有关商品。