直观教具

Keanu Reeves tells his life story with the use of visual aids.

基努里维斯告诉他的生命故事与使用直观教具。

Determine what materials or visual aids you may need, and make sure that these are in order.

确定哪些材料或直观教具，你可能需要，并确保这些都是合乎规定。

It also includes how to use visual aids to achieve optimal impact.

同时介绍如何使用直观教具以达最佳效果的知识。

Using visual aids to help students create a good environment heard.

用直观教具，为学生创造良好的听说环境。

Objective To design and fabricate realia circuit for rotary anode startup experiment. It is convenient demonstrate the experiment and experimental data.

目的：设计旋转阳极启动电路并制作实验教具，方便直观地对学生示教此项实验内容及测试有关实验数据。

The paper is established in comparing the difference of the classroom instruction after actualizing music syllabus, including from making double basis the core of contents of courses to conformity and development of teaching field, from emphasizing process to result in teaching methods, from intuitionistic realia to modern educational technology in assisting teaching in teaching instruments, from teachers to students in mainstay of teaching, from unilateralism to multi-synthesis in evaluation of music classroom instruction etc., which further e...更多xpatiates the education thought of music syllabus and the important significance of students' integrative development.

文章立足于对音乐课程标准实施前后课堂教学的比较，即教学内容上从以&双基&为核心到教学领域的整合、扩展；教学方法上从重过程到重结果；教学手段上从直观教具到现代教育技术辅助教学；教学主体从教师到学生；音乐课堂教学评价从单向到多元综合等方面的综合梳理，进一步阐述音乐课程标准的教育思想及其对于学生综合发展的重要意义，对于在教学实践中深入贯彻是有着重要帮助的。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。