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Elevation-adjustable double-layer shaped steel formwork for support cushion stone and construction method of elevation-adjustable double-layer shaped steel formwork
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The influence of various heavy metal compounds and mineral oil on the ecological activity of soil microorganisms
Shi Ting, Cai Shiyue, Yan Yuping (Chinese Academy of Environmental Sciences, Beijing (China))
Published in Agro-Environmental Protection (China) (01.06.1993)
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Published in Agro-Environmental Protection (China) (01.06.1993)
Journal Article