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| 1. | The first step for removing vapor is to orient the package to access the vapor phase of the product. |
| 提取蒸气的第一步是调整钢瓶的方位，使可以接触产品的气相。 |
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| 2. | as in vapor-phase removal, the first step in liquid-phase removal is to orient the package to gain access |
| 正象在气相提取中那样，液相提取的第一步是调整钢瓶的方位，使可以接触产品的液相。 |
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