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【单选题】
同一，其重度指标γsat、γd、γ、γ′大小存在的关系是（ ）。A.
γsat>γd>γ>γ′
B.
γsat>γ>γd >γ′
C.
γsat>γ>γ′>γd
D.
γsat>γ′>γ>γd
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举一反三
【单选题】?Read this text taken from a book on marketing management. ?Choose the best sentence to fill each of the gaps. ?For each gap (9-14), mark one letter (A-H) on your Answer Sheet. ?Do not use any letter ...
A.
The continued labor intensity of shoe manufacturing made the industry vulnerable to lowe-priced imports.
B.
In addition, these companies were not always in direct competition because distribution channels differed.
C.
Despite the market pressures, Murrayhill remained profitable and had even diversified its distribution channels by establishing direct mail cataloging in the late 1970s.
D.
Johnston & Murrayhill, on the other hand, operated proprietary retail outlets and experimented in the mail order business for both men's and ladies' premium shoes.
E.
Most of this was spent promoting brand name awareness to consumers.
F.
The company owned over 100 proprietary retail stores, operated a successful mail order business, and produced private label footwear for J.C. Penney&Sears, Roebuck department stores.
G.
The imported products differed from the domestic premium brands, however.
H.
Nonetheless
【单选题】由责任护士和其辅助护士负责一定数量患者从人院到出院期间各种治疗、基础护理、专科护理、护理病例书写、病情观察、用药治疗及健康教育的护理方式属于
A.
临床路径
B.
功能制护理
C.
个案护理
D.
小组护理
E.
责任制护理
【单选题】下列关于溶剂挥发成膜型涂料的说法中,不正确的是
A.
硝化纤维素涂料属于溶剂挥发成膜型涂料
B.
溶剂挥发成膜型涂料的干燥速度与环境温度有关
C.
溶剂挥发成膜型涂料的干燥速度与环境湿度无关
D.
溶剂挥发成膜型涂料干燥后的分子结构无显著的化学变化
【简答题】已知str的值为”abcdefgh”，则表达式str.Substring(1,3)的值为（）
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