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关注：1
2013-05-23 12:21
求翻译：第一种合成塑料是将树脂加热模压制得,是在20世纪初,1910年美籍比利时化学家贝克兰德制成.是什么意思？ 待解决
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第一种合成塑料是将树脂加热模压制得,是在20世纪初,1910年美籍比利时化学家贝克兰德制成.
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2013-05-23 12:21:38
The first synthetic plastic resin is heated mold suppression was, in the early 20th century, the Belgian-American chemist 1910 Rand Baker made.
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2013-05-23 12:23:18
The first is a synthetic plastic resin heating model suppression will be at the beginning of the twentieth century and it is 1910, the American Belgian chemists backlander Finished .
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2013-05-23 12:24:58
The first kind of synthesis plastic is the resin heating mould pressing system, is in the beginning of the 20th century, in 1910 American nationality Belgium chemist Baker Rander made.
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2013-05-23 12:26:38
First synthetic plastic is molded resin heating, is in the early 20th century, the 1910 American Belgium chemist Backlander made.
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2013-05-23 12:28:18
The first synthetic plastic resin is heated mold suppression was, in the early 20th century, the Belgian-American chemist 1910 Rand Baker made.
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