Together with the practical application of the panel turnover gas-lock valve, the factors of the inherent character with the friction effect are also given in this paper.

结合生产实践分析了由于摩擦阻力而形成的翻板式锁气阀所固有的特性及其影响因素。

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Lamb exposed some woeful tackling after a turnover near the Falcons 22 before lock Marco Bortolami's overhead pass set up a simple try for Balshaw.

BBC: Newcastle 13-20 Gloucester