皮皮学，免费搜题
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【单选题】
为预防肿瘤放疗局部的皮肤反应应该A.
局部使用2%甲紫
B.
每天用肥皂清洁皮肤
C.
局部使用0.2%薄荷淀粉
D.
局部理疗
E.
保持局部清洁干燥
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反馈参考答案：
举一反三
【简答题】现有数值如下:0.57,-1.17,1.52,-0.31,-0.19,2.11,0.72,2.46,-0.48,1.77,-0.73,0.11,-0.01,1.33,-0.24,-0.8,-1.01,0.71,-1.19,0.55,1.04,1.9,-0.43,-2.54,1.04,-0.51,-1.47,2.13,-1.22,-1.03,1.42,-0.74,0.14,0.89,2.44,-0....
【简答题】现有数值如下:1.84,0.72,-0.3,0.61,-1.12,-0.85,-0.08,-0.68,2.5,1.17,-0.68,-0.87,0.09,1.17,1.67,-0.07,-2.1,0.38,-1.47,0.27,-0.07,-1.03,-0.06,-0.14,-1.16,0.54,0.08,2.36,-1.24,0.42,-0.6,-0.27,0.07,0.37,-0.73,-0....
【简答题】现有数值如下:0.2,-0.78,0.94,-1.92,0.29,0.67,-1.11,1.18,-2.31,-1.33,-0.41,-0.13,-0.59,1.25,1.07,-0.34,1.67,0.3,1.2,-0.49,0.09,0.13,-1.12,-0.05,-1.19,-1.14,-0.32,0.87,0.61,0.16,1.41,-0.66,-1.44,0.45,-0.36,-0....
【简答题】现有数值如下:-0.37,-0.44,0.6,0.5,0.24,-1.15,-0.6,-0.71,-0.75,-0.35,2.32,-0.3,0.34,-0.05,0.76,-1.18,-0.44,0.7,-1.07,1.05,-1.04,-0.38,1.92,-1.71,-1.19,-2.31,-0.41,-0.94,0.12,-0.86,0.61,0.27,1.02,2.02,0.04,-2....
【简答题】现有数值如下:-0.39,0.9,0.35,-1.66,0.26,-0.19,0.76,0.56,0.04,-1.39,-1.31,-1.42,0.43,-0.25,0.29,0.47,-0.35,-0.05,0.79,-0.11,-0.7,-1.28,0.17,-0.79,0.59,0.05,0.65,0.48,-0.13,0.57,0.03,-0.16,-1.25,1.24,0.4,1.2,-...
【简答题】现有数值如下:-0.36,-0.15,0.72,1.13,-0.02,-0.12,1.05,-2.21,-0.05,2.24,-2.74,-0.49,-0.61,0.23,1.17,-0.14,-0.81,-0.01,0.21,-1.51,2.14,-0.6,2.07,0.27,0.28,-1.19,-0.52,-0.04,0.26,0.03,-1.94,-1.07,0.66,0.52,1.57,...
【单选题】假设现有三只不同的股票，投资者随机选择其中一种，选中股票A的概率是0.26，选中股票B的概率是0.61，则选中股票C的概率是( )。
A.
0.26
B.
0.61
C.
0.87
D.
0.13
【简答题】PMMA样品在丙酮中于30℃下测得如下表数据： 相对黏度η r 浓度c/(10 -2 g/mL) 1.17 0.275 1.215 0.344 1.629 0.896 1.892 1.199 已知PMMA-丙酮体系30℃时 ，计算 和Huggins方程的常数k＇。
【简答题】现有数值如下:0.08,-0.22,0.14,-1.9,-0.06,-0.8,0.19,0.3,0.3,-0.93,0.09,0.91,1.19,1.09,0.9,0.2,-1.18,0.74,0.82,0.82,0.32,1.43,0.07,-0.7,1.22,-0.43,-0.18,0.04,1.17,-0.88,0.03,0.43,0.76,1.29,0.88,1.29,0.69,0.67,...
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