Advances have been made in the field of high sensitivity and selectivity of trace gas detection by the Institute of Optics and Electronics of the Chinese Academy of Sciences: Using optical cavity ring down, combined with a pulse quantum cascade laser covering a wide spectral rang.......
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Temperature shock test box in the test cycle water pressure how to do
When the temperature impact test chamber has insufficient circulating water pressure in the test, we should first check
1. Is the indicator light in the display indicating that the red water is flashing? .......
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The 921D excavator developed by the mountain reconstruction machine adopts the Weichai WP7 engine, the mountain reconstruction machine independent electronic control system, and the Shantui chassis. It is the representative of the Group's strategic synergy.
Recently, the General Administration of Customs released the 2017 version of the "Coordination of Trade Names and Coding System" (hereinafter referred to as the "Coordination System"). One of the differences between the "Coordination System" and the 2012 edit.......
What are the features of the on-line temperature probe? Let's take a look.
Ambient temperature (ambient temperature)
If the thermometer is exposed to a sudden environment with a temperature difference greater than 20°C, allow it to adjust to the new ambient temperature .......
Introduction: The physical examination center is a place for checking the health condition of human body, having complete equipment and manpower, and capable of checking out the body's disease and health assessment.