【Start pump does not turn】

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Reason: packing is too tight or clogged with debris between the impeller and the pump body; pump shaft, bearings , leak ri…

“The situation of transformers in 2011 is increasingly not optimistic, and people in the interview mentioned this point to the reporter without any explanation. Overcapacity, price killing, and many hidden dangers in quality, under the influence of multiple factors, the survival status of…

1. Introduction "Flexible testing" technology is based on related technologies and meets the requirements of test and measurement system design and implementation. It is centered on virtual instrument technology, test and measurement technology, mechatronics technology, software techn…

In 2011, the Caprolactam Business Unit of Sinopec Baling Petrochemical Co., Ltd. produced a total of 20,017,000 tons of caprolactam on an annual production capacity of 140,000 tons of equipment, and exceeded the annual output of 200,000 tons for the first time. At the same time when the eq…

In December 2011, China produced 5.068 million tons of nitrogen, phosphorus and potassium chemical fertilizers for agriculture, an increase of 7.79% year-on-year. The data shows that from January to December 2011, the output of chemical fertilizers nationwide reached 60.27 million tons, an…