当当读书
Scientific American Supplement, No. 794, March 21, 1891

Scientific American Supple…

Various
0
2.99 原价¥2 开通租阅权,免费读此书
评论 赠一得一 收藏 分享
此书籍暂不支持在移动端购买和阅读

内容简介

We show in Fig. 1 a general view, and in Figs. 2 and 3 a side elevation and plan of an overhead steam traveling crane, which has been constructed by Mr. Thomas Smith, of Rodley, near Leeds, for use in a steel works, to lift, lower, and travel with loads up to 15 tons.
展开
大家都在看换一批
大家都在看换一批
领取优惠券

温馨提示:

您已领取的礼券,请到【个人中心】-【资产】中查看。