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It is an amorphous colorless or white powder.
它是一种无定形的无色或白色粉末。
youdao
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II type is a light yellow amorphous solid powder, the English abbreviation for the s.
II型是淡黄色无定型粉状固体，英文缩写为s。
youdao
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II type is a light yellow amorphous solid powder, the English abbreviation for the s.
II型是淡黄色无定型粉状固体，英文缩写为s。
youdao