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Primary school teachers use a lot of visual aids.

小学教师使用大量的视觉教具。

Run through your speech and any visual aids several times, so that you feel comfortable.

把演讲内容和视觉辅助教具多复习几遍，这样你就会感觉从容自如。

You are welcome to use Power Point or other computer-based visual aids in your presentation.

你可以使用Power Point及其他电脑视觉辅助器材，帮助听众更了解你所谈的内容，让自己的论点更有力。

Teachers use visual aids to help students understand a point.

老师常以视觉教材来帮助学生明白一个道理。

Guidelines and tips for using visual aids.

了解辅助用具的使用指南和小技巧。

Gauge instructions and visual aids to ensure appropriate use of gauge and test equipment in production.

在生产中使用量具使用指导书和可视化辅助指导书来确保测量和试验设备得到适当的使用。

I also teach using information technology, which adds fun to learning, because it gives them visual aids that enhance their understanding.

我也会运用信息科技辅助教学，这可增添学习的乐趣，因为他们能获得视觉上的辅助，藉此强化他们的理解力。

Use interesting and powerful visual aids.

运用有趣而强大的视觉辅助。

When preparing for your visual presentation or graphic aids, a larger font is ideally better and clearer.

当我准备为你的视觉效果或图案，艾滋病，较大的字体，是最理想的更好，更清晰。

The portion of the brain that aids in coordination of voluntary muscle action is the?

脑的那个部分是协调肌肉动作的？

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。