题目内容

精油和植物油的区别不包含

A. 挥发性
B. 来源
C. 化学成分
D. 油溶性

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以下哪一种不属于精油获得方式？

A. 压榨
B. 有机溶剂萃取
C. 水蒸气蒸馏
D. 水扩散蒸馏

精油选择的要素不包括

A. 价格
B. 法律
C. 香气
D. 生态

While the trend in health care over the past twenty years has been toward patient empowerment, physicians are still ultimately responsible for the health care decisions made in a patien's treatment. What does "empowerment" mean here ( ) ?

A. take power from
B. give power to
C. share power with
D. split power between

图层蒙版是一种以保护原始图像为前提的图像间融合方式,蒙版层中可反复编辑。( )