名词
中文翻译：Unknown
同义词：
['B-level reserves', 'B-tier reserves']
例句：
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1.The company has a grade B reserves of $5 million.
该公司拥有500万美元的B级储备。
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2. The government has allocated some grade B reserves for emergency use.
政府已经分配了一些B级储备用于紧急用途。
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3. The grade B reserves are sufficient to meet the company's short-term needs.
这些B级储备足以满足公司短期需求。