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INTEGRAL JUSTESSE INTEGRITY VERIFYING SHUTTER COMPONENT OF A PORTABLE X-FLUORESCENCE ANALYZER
INTEGRAL JUSTESSE INTEGRITY VERIFYING SHUTTER COMPONENT OF A PORTABLE X-FLUORESCENCE ANALYZER
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机译:便携式X荧光分析仪的积分正义积分验证快门组件
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摘要
A head (3) for measuring a quantity of a given metal present in a painting comprising: - a source (11) of X-rays, - a window (34) disposed on a front face (31) of the head of measurement, facing the source, - a device (36,47,48) for setting in motion, - a flap (10) shutter, the shutter being movable, by means of the device for moving, between a position said closed, where the shutter shutter partially closes the window, and a so-called open position, where the shutter does not close the window, - a calibration standard (38) firmly attached to the shutter, the verification standard the shutter flap in closed position, and the window being substantially parallel to one another.
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