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cast irom brake shoe 铸铁闸瓦
cast iron brake shoe [铁路] 铸铁闸瓦
medium-phosphorous cast iron brake shoe [铁路] 中磷铸铁闸瓦
gray cast-iron brake shoe 灰铸铁闸瓦
alloy cast iron brake shoe 合金铸铁闸瓦
Mid-Manganese alloy cast iron brake shoe was studied and compared with mid-phosphorous and high-phosphorous cast iron.
本文以中锰合金铸铁闸瓦为研究对象，并与中磷铸铁、高磷铸铁进行了对比研究。
The composite brake shoe of cast iron is developed to improve the running speed on existing line. The ceramic particles are used in the brake shoe to improve the friction coefficient.
为提高既有线的运行速度，开发了铸铁合成闸瓦，该闸瓦利用陶瓷粒子来提高摩擦系数。
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