重体力劳动者，如木匠，园丁，建设和工程的人，有较高良好的营养的需求比别人要高很多。
Hard physical labourers, e. g. carpenters, gardeners, construction, and engineering people, have higher needs than others for good nutrition.
职业分布：重体力劳动者32人，中体力劳动者17人，轻体力劳动者17人，脑力劳动者22人；
Occupation distributing: 32 cases of heavy manual worker , 17 cases of moderate manual worker , 17 cases of comfortable manual worker, 22 cases of brainworker;
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