皮皮学,免费搜题
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【单选题】
一患者下肢疾患,不能行走,但可以借助轮椅活动,其机体活动功能是()
A.
0级
B.
1级
C.
2级
D.
3级
E.
4级
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皮皮学刷刷变学霸
举一反三
【简答题】从下面方框中选择相对应的答语。 (     )1. Have you ever been to the Summer Palace? (     )2. How much is this pair of trousers? (     )3. How far is it from home? (     )4. How long bave you been leaming Japanese? ( ...
【判断题】低温可使细胞内物质变化处于最低水平状态,抑制微生物活动,防止果蔬腐败,常选用冷藏的方法,且冷藏的温度越低越好。
A.
正确
B.
错误
【单选题】It is known that modulus of compression of NaCl crystal is 2.4×1010Pa. If a pressure of 2×104atm is applied to NaCl crystal, how much will the distance between adjacent ions decrease?
A.
27.4%
B.
0.274%
C.
2.74%
D.
274%
【单选题】按照噪声可听性和频率噪声可分为
A.
低频 、中频、高频
B.
稳态噪声、非稳态噪声、脉冲噪声
C.
次声波、可听声波、超声波
D.
机械噪声、空气动力噪声、电磁噪声
【单选题】4 WW Co is a subsidiary of BB Co. WW Co. requires $10m in finance to be easily spread over the coming year, which BB will supply, also } There is a standing bank fee of $200 for each drawdown. } The i...
A.
$8,000
B.
$67,000
C.
$258,000
D.
$26,000
【简答题】某小区绿化需要栽植10株胸径15cm的悬铃木,土球直径50cm。计算栽植悬铃木的直接工程费费。
【简答题】某小区绿化需要栽植10株胸径15cm的悬铃木,土球直径50cm。计算悬铃木的栽植费。
【简答题】听下面一段材料,回答第1-2题。 1. How much is the dress? A. $160. B. $180. C. $200. 2. How does the woman pay for the dress? A. In cash. B. By cheque. C. By credit card.
【单选题】声音持续,声压波动小于5dB者为
A.
脉冲性噪声
B.
连续性噪声
C.
稳态噪声
D.
非稳态噪声
E.
高频噪声
【单选题】非稳态噪声波动为:( )
A.
>25dB
B.
>20dB
C.
>15dB
D.
>10dB
E.
>5dB
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