多项选择题

确定温度帆布和过程中传递的热流量的大小，对于工程上解决下列哪些类型传热问题是必需的。

A．强化传热
B．削弱传热
C．改变换热系数
D．温度控制
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What attracts customers? Obviously the quality of a product does, but visual images【61】a great deal. It is not only the image provided by the packaging that【62】but the whole corporate【63】of the company. There are now many products and services on the market which are similar in content【64】produced by different companies. It is vital, therefore, for a company to【65】itself from its competitors by having a strong company image which is immediately【66】.Logos are part of this imagE.They are【67】which often include a name or initials to identify a company. The logo establishes a【68】identity for the company, just as different groups of young people express their identity through hairstyles and clothes. All groups from all cultures and【69】the ages have used colors and symbols to show their identity. In different cultures, different colors【70】different meanings. Some colors may be connected with coldness in one culture and with【71】in another: some colors represent【72】in one culture but death in another. International companies have,【73】, to make sure that their logos will not be misunderstood or misinterpreted in different countries.Many companies have, over the years,【74】their logos to fit in with contemporary design and to present more powerful images. Company logos can be emotive and can【75】loyalty by【76】the instinct. Some logos【77】an idea of the product, and a case in point is the steering wheel in the Mercedes logo. Logos are used on letterheads, packaging and【78】as well as on the product itselF.They may also appear in newspapers or on television as part of an advertising【79】.Companies need to have a strong corporate identity. The logo helps to promote this image and to fix it in the minds of the【80】. Logos, therefore, need to be original and to have impact and stylE.(41)A.attributeB.contributeC.devoteD.attract
A.B.
C.
D.
(41)
A.attribute
B.contribute
C.devote
D.attract
单项选择题
正确的口腔健康模式是 A．预防口腔疾病，保护牙齿 B．预防口腔疾病，防止口腔畸形 C．预防口腔疾病，护牙健齿，纠正口腔畸形 D．预防口腔疾病，护牙健齿，维护自身完好的牙合系统 E．预防口腔疾病，护牙健齿，维护自身完好的牙合系统，纠正口腔畸形
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