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weighted silk造句

"weighted silk"是什么意思

造句與例句手機(jī)版

All silks become brittle with age, but weighted silks ( see Textile Instability above ) decay more quickly, and thus must be handled with extreme care.
In 1938 the U . S . Federal Trade Commission ruled that silk that weighted more than 10 % and black silk that weighted more than 15 %, must be labeled " Weighted Silk ".
It's difficult to see weighted silk in a sentence. 用weighted silk造句挺難的

相鄰詞匯

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