Creation: Production of 1 kg.of PS requires the equivalent of about 2 1/4 kg.of oil (raw material and energy). Styrene monomers are harmful to health.是什么意思_Creation: Production of 1 kg.of PS requires the equivalent of about 2 1/4 kg.of oil (raw material and energy). Styrene monomers are harmful to health.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句