Empregada : O senhor quer um quarto individual ou de casal ?
先生你想要一间单人房或要一间双人房呢？
Factors influencing the defoaming performance of waterborne wood lac quer are introduced. Selection and application of defoamers in waterborne wood lacquer are discussed.
论述了影响水性木器漆消泡性的因素，对水性木器漆中消泡剂的选择和应用作了探讨。
Factors influencing the defoaming performance of waterborne wood lac quer are introduced. Selection and application of defoamers in waterborne wood lacquer are discussed.
论述了影响水性木器漆消泡性的因素，对水性木器漆中消泡剂的选择和应用作了探讨。
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