1) roofing iron
瓦垄铁
2) tile ridges
瓦垄
3) Walongshan Formation
瓦垄山组
1.
The Walongshan Formation was established then and it is featured by abundant fusulinid.
西藏羌北地区石炭纪■类动物群是笔者等于2004年首次发现的,并将动物群所在层位建立了瓦垄山组,该套地层中产大量的■类化石,种属多,分布连续。
2.
An important progress was made by the 1:250000 geological survey, through which the Walongshan Formation was established.
1∶25万区域地质调查工作对该区石炭系的研究取得了突破,建立了瓦垄山组,划分了6个类化石带,时代为早石炭世晚期至晚石炭世晚期,但缺少Protriticites与Triticites之间的Montiparus带。
4) corrugated asbestos,cement sheet
瓦垄石棉水泥瓦
5) railway monopoly
铁路垄断性
6) cast iron brake shoe
铸铁闸瓦
1.
Development trend of cast iron brake shoe in Japan;
日本铸铁闸瓦的技术动向
2.
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。
补充资料：钨铁电炉出铁(吉林铁合金厂)
钨铁电炉出铁(吉林铁合金厂)
吻 他排由帕中桩了士朴屏人乙曰“
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条