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 combination of the speedy response of the touchscreen panel and the FAST (Frequency Acceleration Sensor Technology) AF system, the same technology that made the Olympus OM-D the world's fastest autofocusing camera, gives users the power to capture precisely the image they want at precisely the moment they want it.

ENGADGET: Olympus E-PL5 and E-PM2: Micro Four Thirds cameras with OM-D-like focusing, performance boosts (hands-on)