... 材料和工作日的日程安排 materials and work schedule 材料和能源供应源 materials and energy pool 材料合格证 materials certificate ...
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Results showed that energy and materials input were mainly organic. There were surplus of nitrogen, phosphorus and potassium in the farmland soil pool.
结果表明：该农户生态系统能量和物质的投入均以有机为主，农田土壤库中氮、磷、钾均有盈余。
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The U.S. has a large pool of available labor, abundant raw materials and falling energy costs, said Paul van Eeden, president of Cranberry Capital, a private Canadian holding company.
FORBES: INTERVIEW: Cranberry Capital's Van Eeden Bullish On U.S., Crude Oil Price, Not Gold
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