Heavier steel products, such as plates, I beams, angel iron, pipe, and bar, form the structural frames of buildings, Bridges, ships, automobiles, roadways, and many other structures.

还有重金属类产品，比如金属板，工字钢，角铁，管道和金属棒，建筑结构框架，桥梁，船只，汽车，铁道以及其他各种结构。

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The majority of the structural components produced by fixed die pressing are iron-based. The powders are elemental, pre-alloyed, or partially alloyed.

大多数用固定模压制的结构件都是铁基的。粉末可以是单一元素、预先合金或部分合金。

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This paper presents recent progress in research and development on iron aluminides as high - tech structural materials, including main situation in both fundamental research and alloy application.

本文介绍了近年来在高技术结构材料铁铝化合物的研究和开发方面所取得的进展，包括理论研究和合金应用两方面的主要情况。

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But a previous publisher, Harrison Gray Otis, so angered labor leaders with his opposition to unions that John McNamara of the International Association of Bridge and Structural Iron Workers dispatched his brother James to blow up the Times building in 1910.

FORBES: Koch On Rumors He'll Buy The L.A. Times

You also may be eligible for lower rates if you had a high-risk job such as a structural iron worker when you first purchased the policy and have switched to a lower-risk job or retired, says John Rugel, vice president of life underwriting and new business at Allstate.

WSJ: Renegotiate Life-Insurance Cost

The engine, which can be found on the Iron Mountain walking trail, is one of the many structural remains that once formed the complex network of operations in this area.

UNESCO: UK National Commission for UNESCO - Blaenavon receives Welsh government support to protect its World Heritage