以下为句子列表：
英文: This paper deals with the methods to outline ore bodies and to block-out different reserves/resources under the condition of the Chinese market-oriented economy.
中文: 摘要阐述了在我国市场经济条件下，圈定矿体和划分不同储量∕资源量的方法。
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英文: With two tees Ball Valve is used for double-cylinder block-out filters.Two single-cylinder filter are assembled on the same seat to block out each other. when the filter is washed,it's not necessary to shut down to ensure contionous operation.
中文: 双联切换式过滤器，采用两个三通球阀，将两个单筒过滤器组装在一个机座上，清洗过滤器时不必停车，保证其连续工作。
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