邮政局长

Therefore, the postmasters at these two offices should exchange assignments: the Presto City postmaster will solve the problems of inefficiency and customer dissatisfaction at the Lento City office while the Lento City postmaster learns first -hand the superior methods of Presto City.

邮局办公业务的地区总监的备忘录：在为期2周的邮政操作研究中，Presto城的邮政处理的项目为Lento城的邮局两倍，虽然两个城市规模差不多，但是，P城的顾客满意度看起来更高，因为研究发现的对P邮局的抱怨要比较少。因此，两个邮局的局长应该交换位置。P城的局长将解决L城邮局的低效和顾客不满问题，而L城的局长可以从P城学习第一手的管理方法。

The postmaster general, using his power to grant magazines as second-class mailing privilege, has unsuccessful tried to deny permits to magazines he found objection able, but he has successfully denied the use of the mails to people trying to promote schemes that defraud the public.

邮政管理局局长在行使职权、准予刊物享受第二类邮件的优待时，曾试图禁止被他发现是应该予以抵制的刊物享受这项优待，结果他失败了。但是他却成功地禁止了企图阴谋欺骗公众的人利用邮政达到自己的目的。

The postmaster general, using his power to grant magazines as second-class mailing privilege, has unsuccessful tried to deny permits to magazines he found objectionable, but he has successfully denied the use of the mails to people trying to promote schemes that defraud the public.

邮政管理局局长在行使职权、准予刊享受第二类邮件的优待时，曾试图禁止被他发现是应该予以抵制的刊物享受这项优待，结果他失败了。但是他却成功地禁止了企图阴谋欺骗公众的人利用邮政达到自己的目的。

Postmaster General Blair was the only member of the cabinet to answer 'yes'.

邮政总局局长蒙哥马利。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。