Technicality reliability and practicability for the newly-reformed LSY conveyor have been highly improved.The specification and model of the products have been seriated.
The interelectrode dielectric adopts the polypropylene film with surface coarsening which is easy to impregnate so as to enhance the reliability of high-capacity capacitor.
The paper aims at the error action of outfire's protection,gives accident analysis,and puts forward improving project.So it can improve the reliability of outfire's protection.
We confirmed the stability and reliability of CE-ECL instrument newly devised by separating and analyzing the mixure solution of tripropyl amine and Pro with it.
The results of the trial were further analyzed, including students' average scores, the difficulty, discriminability for each item, and the validity and reliability for the whole test.
The combined method of speed key point monitoring and speed chart monitoring is advanced to prevent hoist overrolling,significantly improving the safety and reliability of mine hoist operation.