在水工图中，将视向逆水流方向所得到的立面图称为什么？In the hydraulic diagram, what is the elevation projectioning from the inverse direction of flow called（）
A. 下游立面图downstream elevation
B. 上游立面图upstream elevations
C. 左视图left view
D. 纵剖视图longitudinal sectional view
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三视图采用的投影方法是什么？ What is the projection method of three views（）
A. 斜投影法 oblique projection method
B. 平行投影法 parallel projection method
C. 正投影法 orthographic projection method
D. 轴测投影 axonometric projection method
Read the following statements about the impacts of a particular book on the author, and decide which choice could serve as the author’s reflection（）
A. The author, Marilyn Fridey, describes the lives of several women from the 1950’s to present. Though I couldn’t remember the dream, I came to a profound realization. Myra’s life was my mothers
B. Reading of Myra’s evolution as a female changed the way I feel towards myself, my feelings and compassion for my mother, and provided me with a much more sensitive view towards the lives of many women in our society today
C. /
D. /
Read the following paragraph, and decide what specific personal experience the author focuses on.Although the internship was short, it did offer me the rare chance to learn by observation. As an inter
A single encounter with someone that changed the author
B. An event which was small but significant for the author
C. /
D. /
The essential fatty acids that must be derived from the diet are（）
A. Stearidonic acid and eicosatetraenoic acid
B. Eicosapentaenoic acid and docosapentaenoic acid
C. Linoleic and alpha-linoleic acid
D. Gamma-linoleic acid and arachidonic acid
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