单词:tenon saws
n. [木] 手锯
单词:tenon saws 相关文章
But the throwing arm will be made from a more light-weight wood - Douglas fir. Wayne calculates that a tree trunk of at least 2 feet in diameter is needed to withstand the stresses of hurling 250-poun
发表于:2018-12-07 / 阅读(89) / 评论(0)
中世纪攻城战
1471 、 实践计划 realization 1472 、 对比 contrast 1473 、 对流 convection 1474 、 对接 butt 1475 、 对接合;对接榫 buttjoint 1476 、 对接角榫 buttmitredjoint 1477 、 对接焊
发表于:2019-01-03 / 阅读(93) / 评论(0)
英文名句短语
AILSA CHANG, HOST: We've been following for a long time now a story about an invention that could save thousands of Americans every year from really serious accidents. Industry has resisted adopting it. And now, regulators in Washington may take step
发表于:2019-01-16 / 阅读(74) / 评论(0)
2017年NPR美国国家公共电台8月