Devices scaled 50 thousand t/a 4A zeolite cost 60 million yuan estimately,in which 45 million is on construction.是什么意思_Devices scaled 50 thousand t/a 4A zeolite cost 60 million yuan estimately,in which 45 million is on construction.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句