另外一种糖精在1879年就出现了。它是由葡萄中的一种含甲基的物质构成的。
Saccharin, which has been around since 1879, is made from methyl anthranilate, a substance in grapes.
细胞被封装于立方体后，它们就可以通过由聚二甲基硅氧烷(PDMS)——一种也已被广泛用于医疗配件中的含硅多聚体——制成的模板被赋予各种形状。
Once the cells are in cube form, they can be arranged in specific shapes using templates made of PDMS, a silicon-based polymer used in many medical devices.
二氯二甲基海因为含64 . 45 %有效氯的白色粉末或颗粒。
Dichloro - dimethyl hydantoin is white powder or granules containing 64. 45 % avail able chlorine.
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