What are the two marks on the tape measure? What's the difference between the top and the bottom? Which is the cm, which is still without DM

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Why are customs sensitive to pressure sensors when they are declared? Also said that entered the high-risk inspection, what do you mean? The reason is that?

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What's the difference between a pressure gauge and a negative pressure meter?

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What does the pressure gauge "Y100 0~60MPa" mean?

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What are the useful ZigBee analytical instruments?

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Which is better, sic-100 multi component gas analyzer and gas chromatograph?

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Can measuring resistance be continuously measured by circuit?

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How to choose the accuracy level of the standard pressure gauge when calibrating the industrial pressure meter with the standard pressure gauge? Can I use a stage 0.2, range 0 to 25MP?

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The water meter turns every one or two minutes. What's the matter?

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The water pump's pressure gauge has 3 hands. What are they respectively?

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Who knows carbon monoxide gas analyzer?

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Is there an instrument for measuring the force of spring compression?

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Measure the resistance of a three-phase induction motor to ground resistance, and what is the insulation resistance between its phase and phase?!

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What are the instruments for measuring temperature? What are the principles?

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What method does the experiment use to eliminate the eccentricity of the instrument?

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What about the speciality of electronic measurement technology and instrument?

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What do you think of the pressure gauge for portable pressure storage ABC dry powder extinguisher?

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The tape measure is too long to plug in, so find a solution

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The car's water meter is just normal at what degree!

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How does the air conditioning pressure gauge add readings?

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Home decoration, heard by the laser level meter stick tile floor tiles more accurate and convenient, do not know which one to buy?

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What does the DN25/PN16 flowmeter represent?

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Can the contact resistance tester measure the resistance?

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2 wire pressure sensor with 2 adjustable potentiometer, what are the functions?

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How to choose a pressure gauge?

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How can digital multimeter measure color ring resistance value?

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Near infrared analytical instrument

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Precision pressure gauge manufacturers can achieve precision 0.05 pressure gauges?

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How to zero the pressure sensor?

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In which industry does the pressure gauge use more?

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