I often see questions form people asking why drum magazines are not more widely used - the BAR and the MP40/I in particular. People often view the box vs drum magazine question simply in terms of ...

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Part sports team, part club, teams of “drummies” around Cape Town perform in competitions of athleticism, precision, and character. There are no days off for “drummies.” On a national holiday, the ...

Abstract: SF6 is being phased out of the electrical grid as it is a strong greenhouse gas. A “green” alternative to SF6 is fluoronitrile (C4-FN). The dutch transmission system operator (TSO) TenneT ...

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Abstract: With the rapid development of intelligent information technology, it is significant to construct neural network models that conform to biological characteristics. In this paper, a memoristor ...