强可持续性标准要求保护关键自然资本的存量。
Strong sustainability criterion stresses maintaining critical natural capital stock.
问题是，他们生产的大米的化肥、农药的残存量远远超出国际标准。
The problem is that the residues of chemical fertilizers and pesticides the rice contains are far above the export standards.
保持标准库存量并定期审核。
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