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- The surface alloying under casting penetration is synthetically discussed. 对铸渗条件下的铸件表面合金化进行了综合述评;
- The vanadium carbide/high chrome cast iron composite layer was formed on the surface of low-cost ZG310-570 by combining LFC process and casting penetration process. 结合消失模铸造工艺和铸渗表面强化技术,在廉价的ZG310-570表面形成一层碳化钒/高铬铸铁复合层。
- Pore structure of Daqing and Changqing low permeability reservoirs is further studied using rate-controlled mercury penetration technique. 利用恒速压汞技术研究了大庆和长庆低渗透油藏岩心的孔隙结构。
- The bucket foundation suction penetration technique is different from the pile-driving technique, and the characteristics of penetration resistance is greatly influenced by the seabed character. 桶形基础采用负压沉贯法施工,与压桩、打桩等施工方法显著不同,且阻力特性受地基性质影响很大。
- The results show that the specimen which contains 10% FeV50-A (mass fraction) in the casting penetration agent has the best impact wear resistance which is 71 times as much as ZG310-570 specimen. 实验结果表明:铸渗剂中FeV50-A为10%25(质量分数)时获得的铸渗试样抗冲击磨损性能最好,是ZG310-570试样的71倍。
- Density and porosity of C/C composites along axial direction were measured by penetration technique,and microstructure uniformity of the composites was observed by polarized light microscopy(PLM). 结果表明,发热体尺寸越大,材料的组织均匀性增加,孔隙率降低,并能够缩短沉积时间;
- That volcano cast forth lots of lava and ashes. 那火山喷了出大量熔岩和灰烬。
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- He cast a furtive glance at her. 他偷偷瞥了她一眼。
- He is cast in his father's mold. 他长得和他父亲一模一样。
- The storm cast the little rowboat on the rocks. 风暴把这条小划艇抛到岩石上。
- He was able to cast off such an uninteresting task. 他终于摆脱了这么一项乏味的工作。
- casting penetration hardening process 铸渗
- The earthwork was cast up in three hours. 土方工程在三小时内就完成了。
- He cast his last remark in more formal wording. 他用更正式的措词表达了最后一句话。
- The techniques and practice of a midwife. 助产学，产科学助产士的技术及工作
- It is good to be able to cast aside winter clothes. 能把冬衣搁在一边了，真好。
- The cast of the play included a international star. 这个剧的演员名单中有一位国际明星。
- Derek tends to cast his ideas in long sentences. 德里克往往用长句表达他的思想。
- The machine cast up a big heap of earth. 机器卷起了一大堆泥土。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
