advertising art is emerging with the saturation of products in the market, increasing homogeneity of products and popularity of tv.

1、

consumers, in deciding among items, choose those items with the highest marginal utility per dollar. 22.

消费者在决定中的项目，这些项目选择的最高边际效用美元。22。

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2、

consumers, in deciding among items, choose those items with the highest marginal utility per dollar.

消费者在决定购买哪种商品时，会选择那些每美元中拥有最高的边际效应的商品。

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3、

traumatic spur of nasal septum

外伤性鼻中隔骨刺

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4、

design and application of regular packing of cuprammonia scrubber tower

规整填料铜洗塔的设计及其应用

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5、

time and tide wait for no one, a promising youth is supposed to try something new

时不我待，有希望的青年应该尝试新东西。

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6、

we want to buy quick couplings, check valves, rotary union and swivel elbows coupling and pulley.

我们要采购快速接头，止回阀，旋转弯头耦合和滑轮。

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7、

special considerations for removing a tailwater surge chamber from the waterway system in a pumped-storage plant

抽水蓄能电站输水系统取消尾水调压室研究

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8、

thus, from the earth, we can only see one side, by definition the near side, of the moon.

因此，在地球上的人类永远只能看到月球近地的一面。

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9、

the changes of thyroid hormones in the patients with serious serous effusion

重症浆膜腔积液患者甲状腺激素变化

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10、

the value of immunocytochemistry in the cytological diagnosis of serous effusion

免疫细胞化学与浆膜腔积液细胞学诊断

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11、

cytopathological differential diagnosis between reactive mesothelial cells and metastatic adenocarcinoma in serous effusion

浆膜腔积液中转移性腺癌与间皮细胞的病理学研究

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12、

ultrastructural study of diagnostic cytology of serous effusion

浆膜腔积液诊断细胞学超微结构研究及临床应用价值

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13、

advance in research on maternal-effect genes

母性效应基因的研究进展

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14、

maternal effect on sensitivity of embryo to aba and grain dormancy in wheat

母体对小麦胚的ABA敏感性和种子休眠性的影响

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15、

cat activity and aba content in ssc had significant maternal effect.

CAT活性、叶绿素含量存在明显的母体效应；

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16、

there were no maternal effect, and additive effects predominated for the all fiber properties.

遗传主效中，所有的研究性状不存在母体效应，以加性为主；

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17、

what is the ideal age to receive a trust fund?

何时才是获得信托基金的理想年龄？

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18、

today, the task force is set to meet with representatives from groups that support gun rights, like the national rifle association,

今天，工作组将会见支持拥有枪支权利的代表团体，比如全国步枪协会，

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19、

he can hit a national rifle association target at 100 yards, and this week he hit a bowling pin at 200 yards.

他能够在100码的距离击中全美步枪协会（NationalRifleAssociation）标准的标靶，本周还在200码的距离射中了一只保龄球瓶。

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20、

obama and gun control advocates face obstacles because of the power of groups such as the national rifle association.

由于全国步枪协会等团体的强大势力，奥巴马和限枪派面临着阻力。

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