Vibratory compactability of dry sand in full mold foundry has been researched by experiments on effective factors such as vibratory direction, dimensions, frequency, acceleration and dry sand sorts.

通过对实型铸造干砂振动填充紧实中的振动方向、维数、频率、加速度及干砂种类等诸多影响要素的测定实验，研究了实型铸造振动紧实干砂的性能。

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The model offers an effective and user-friendly format based on the three dimensions of the work of a dentist.

该模型提供了一个有效和方便用户的格式基于三个方面的工作牙医。

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The mechanism is simple and effective, which is embodied on how the mechanism works and the analysis of the obstacle striding ability based on the geometric dimensions.

通过对其越障动作的介绍和基于其几何尺寸的越障能力的分析，体现了该越障机构简单灵活和越障能力强的特点。

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