问题描述：
英语翻译
In addition,the viscosity
and foaming characteristics of the oil and refrigerant
mixtures must be consistent with the lubrication requirements at
the specific mechanical load imposed on the equipment.
In addition,the viscosity
and foaming characteristics of the oil and refrigerant
mixtures must be consistent with the lubrication requirements at
the specific mechanical load imposed on the equipment.
问题解答：
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