Those yield a more effective means for the evaluation of strength and stiffness design of gun breech mechanism.
为火炮炮尾炮闩设计提供了一个更有效实用的结构校核手段。
The results showed rare earth was effective as an inhibitor upon the degradation of carbohydrates during oxygen bleaching. The brightness, yield and strength properties of pulp were improved.
结果表明，稀土具有阻抑碳水化合物降解的作用，漂后纸浆白度和得率提高、强度性能有所改善。
The results showed rare earth was effective as an inhibitor upon the degradation of carbohydrates during oxygen bleaching. The brightness, yield and strength properties of pulp were improved.
结果表明，稀土具有阻抑碳水化合物降解的作用，漂后纸浆白度和得率提高、强度性能有所改善。
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