化学品

In sentences Pinyin

由于yóu yú一些yī xiē工厂gōng chǎng使用shǐ yòng矿物燃料kuàng wù rán liào，化学品huà xué pǐn的de排放pái fàng已经yǐ jīng产生chǎn shēng严重yán zhòng的de环境huán jìng问题wèn tí。由於yóu yú一些yī xiē工廠gōng chǎng使用shǐ yòng礦物燃料kuàng wù rán liào，化學品huà xué pǐn的de排放pái fàng已經yǐ jīng產生chǎn shēng嚴重yán zhòng的de環境huán jìng問題wèn tí。As a result of some factories using fossil fuels, chemical emissions have already caused serious environmental problems. #736845