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[ 性状鉴别 ] 1主根呈纺锤形圆柱形或圆锥形,长 3~12cm, 直径 0.8 ~2cm 。2表面浅黄褐色或黄白色,可见横向环纹线状皮孔细密浅纵皱纹及须根痕 ; 主根中下部有一 至数条侧根,多已折断。3体重,质坚实 , 不易折断 ; 断面平坦,浅黄白色,略显粉性 , 有黄棕色点状树脂道 , 形成层环纹棕黄色,木部略呈放射状纹理。4气微而特异 , 味微苦、甘。以条粗、完整、、横纹多、质地坚实者为佳。 [ 功能主治 ] 补气养阴,津。
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【简答题】委托指令有不同的形式,可以分为()两大类。 I.柜台委托 II.非柜台委托 III.网上委托 IV.人工电话委托A. Ⅰ、Ⅳ B. Ⅰ、Ⅱ C. Ⅱ、Ⅲ D. Ⅰ、Ⅲ
【单选题】The potential support ratio, or PSR (the number of persons aged 15-64 years per one older person aged 65 years or older), indicates the dependency burden on potential workers. The impact of demographi...
A.
7
B.
8
C.
9
D.
10
【单选题】12-65. Which of the following sentences is INCORRECT?
A.
New machinery were introduced in the factory.
B.
Poultry are very expensive in the city.
C.
The police are investigating the murder case.
D.
The militia were called out to rescue flood victims.
【简答题】12-65. Which of the following sentences is INCORRECT? (1.0分)A. A. New machinery were introduced in the factory. B. B. Poultry are very expensive in the city. C. C. The police are investigating the mur...
【简答题】下图所示计数电路的模值是( )。
【多选题】某计数器电路如下图所示，求计数器的模值，并画出状态转换图，下面给出的分析过程正确的是（ ）。【图片】
A.
驱动方程：
B.
驱动方程：
C.
状态转换图：
D.
状态转换图：
E.
状态转换图：
F.
模5计数器
G.
模6计数器
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