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If the re inspection results are unqualified (including the items whose preliminary inspection resul...
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The strength, plasticity and hardness discussed above in fatigue QB are the indicators of the mechan...
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cold joints, pipe seepage joints and gaps between ground walls in concrete. It is very suitable to...
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Before no-load impulse closing, the transformer shall be placed for h, and the rising seat and water...
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the winding of oil immersed transformer is generally divided into multiple modules, and each module...
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Moisture proof, no deformation in case of water, and can be used in kitchen, toilet, it shall not b...
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Stainless steel pipe is a kind of hollow long round steel, which is widely used in industrial transm...
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At ordinary times, users should check the sealing degree of the gap of the cold storage, and notify...
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What is card suction non-woven packaging color printing?With the rapid development of economy, the i...
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After the iron can enters the oven, the next stage is heating up. The main is to raise the iron tan...
