张海龙知识面宽，研究领域广，还担任上海市价格学会副会长等社会职务。
Mr. Zhang has a wide range of knowledge and a wide research field. He also shoulders some social business such as deputy chairman of Shanghai Price Institute.
张海龙知识面宽，研究领域广，还担任上海市价格学会副会长等社会职务。
Mr. Zhang has a wide range of knowledge and a wide research field. He also shoulders some social business such as deputy chairman of Shanghai Price Institute.
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