He buys and sells leather goods.

Based on method of model demonstration, I carried on a research process of "Analysis-Design-Practice-Reflections" for the theme of "Package School Bags" which is in the textbook of Beijing Normal University Publishing Press Edition.

本研究依据榜样示范的方法，对北师大版《品德与生活》教材中的整理书包主题活动进行了分析设计实践反思的过程。

They lighten the load of school bags.

还可以减轻学生书包的负担。

Just from the weight and size of school bags, many people believe they were happier as a child than the children are today.

目睹当今小学生书包的大小与重量，很多成年人都觉得自己的童年比他们现在的童年要快乐。

We must put our school bags under our desks.

我们必须把我们的学校袋放在我们的书桌下。

Don't put your hand on their school bags.

不要把你们的手放在他们的书包上。

The third section, mainly through case studies, used method of model demonstration to reflect and analyze the instructional design for the theme of "Package School Bags".

第三部分主要通过个案分析对北师大版《品德与生活》一年级教材中的整理书包主题活动利用榜样示范法进行教学设计的思考与分析。

They are suitable for use on apparel, toys, shoes hats, school bags handbags, leather products, ceramic porcelain, glass ware and wood products.

适用于服装、玩具、鞋帽、书包手袋、皮革制品、陶瓷、玻璃、木制品等行业。

Open your school bags.

打开你们的书包。

Some students may pack their school bags before they leave their classroom.

一些学生在离开教室前会整理书包。

We hid our school bags and our books in our shawls.

我们把书包和课本藏在围巾里。

I was sitting on the left between Moniba and a girl from the year below called Shazia Ramzan, holding our exam folders to our chests and our school bags under our feet.

我坐在左侧，莫妮巴和另外一个低一年级的女孩夏希雅·拉姆赞，分别坐在我的两边。当时，我们怀里抱着考试资料，书包放在脚旁。

Product diversification, including: backpacks, Messenger bags, waist bag, pet bag, women stylish bags, school bags camera bags, cell phone bag and so on.

产品多元化，其中包括：背包、斜挎包、腰包、宠物袋、女款时尚包、书包相机袋、手机袋等等。

Keep the hall clear of school bags.

保持大厅中没有书包。

Students from low-income families benefited from the generosity of the public, who donated new school bags, uniforms and stationary supplies to ensure they can make the most of the new semester.

公众的慷慨解难使低收入家庭的学生受益，他们捐赠了新的书包、校服和文具用品，以保证学生可以在新学期里好好学习。

We abandoned our school bags and fled.

我们扔下书包，逃走了。

Local radio reported that shoes and school bags could be seen floating on the river.

当地之声报道称河里飘满了孩子们的鞋子和书包。

If the summer, a big back to school bags, clothing and certainly all wet, can squeeze water from it.

要是夏天，背个大书包去学校，衣服必定全都湿了，还能拧出水来。

Due to limited spaces available in the cloakroom, please do not bring along bulky items, such as school bags, and valuable items to the museum.

由于衣帽间的储存空间有限，参观者应避免携带大型物件如笨重书包及贵重物品到博物馆。

The Lolos listened interestedly.

彝族人很有兴趣地听着.

The basic theory of convolution homomorphic signal processing and method of its computer realization are discussed in this paper. The dada processing of the reverberative theoretical signals verifies that this method works well in distinguishing delayed signals.

文中首先讨论了同态信号处理的基本思想，及计算机实现同态信号处理的方法，用理论振波的多次延迟叠加进行了数值模拟的检验，结果表明能明显得到各延迟信号的延迟时间。