Archives: 202404
Is the pickup sound bad or accompanied by "current sound"?
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1, hum (sound)
Usually due to equipment, line filtering and poor shielding, the shielding of the metal casing is better than that of the plastic casing.
Solution: Ground the device case through the wire and replace the shielded wire.
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Tianhua Institute develops one-step profile mixing extruder
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The science and technology mini-tech innovation fund project of the Ministry of Science and Technology, which is undertaken by Tianhua Chemical Machinery and Automation Research and Design Institute, has passed the review and acceptance of the Gansu Science and Technology Department in Lan…

Common Faults and Preventive Measures of Automatic Valves
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One of the faults, the valve does not pass. The reasons are:

1 The control channel is blocked by debris (small channel, easy to block);

2 The piston is stuck in the highest position due to rust stains; although the upper part is stressed, it …