As a new subject,sonochemistry had been applied in many chemistry and chemical industry fields.
声化学作为一门新的学科,已经广泛应于化学及化工。
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The sustained downward pressure on the economy is quite large, we are currently experiencing inevitable and unavoidable pain in the transformation and upgrading process, especially some chemical industries are experiencing difficulties in operation. We won't avoid these difficulties.
国内深层次结构性矛盾凸显,经济下行压力较大,转型升级过程中必然伴随阵痛,尤其是一些行业的企业生产经营困难。我们不回避困难。