In this paper, based on the detection data of the metal element concentration in the lubricating oil of one aero-engine, the BP neural network model was used to predict the next concentration value of ...

Vedanta posts decline in production of saleable steel, oil and gas, refined metal in Q1 The production of saleable steel dropped 2 per cent to 3,49,000 tonnes, in case of refined metal the decline was ...

Crude oil falls to two-week low, US dollar posts fourth consecutive decline, metals show mixed performance, lithium carbonate rises over 3% [SMM Daily Review] ...

US dollar weakens, crude oil drops over 2%, metals show mixed performance, gold price pulls back, European container shipping rates plunge nearly 6% [SMM Midday Review] ...