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【多选题】
明·在《正体类要》的突出贡献是哪两项 ?( )A.
引经药
B.
气血学说
C.
用药歌
D.
三焦辩证
E.
平补法
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反馈参考答案：
举一反三
【单选题】According to the FAO, as the demand for organic food and products increases, prices will be lower for organic products than conventional products.
A.
Y
B.
N
C.
NG
【简答题】A thin rod is uniformly charged (Q, L). How much is the electric potential for point P in the figure? (3 significant numbers)【图片】【图片】
【简答题】下列干挂石材饰面结构图中,属于“背栓式”的是() (1.0分)A. B. C. D.
【单选题】It's not worth _____ for your loss since you can't make any change. You should move on.
A.
crying
B.
cry
C.
sad
D.
upset
【简答题】A thin rod of finite length L has charge q spread uniformly along it. What is the magnitude E of the electric field at point P where is from the rod d (linear density: l ) ?
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