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- Objective: To study the composition, microstructure and microhardness change of the surface reaction layer of titanium cast with three investments. 摘要目的：检测不同体系包埋料铸出的钛铸件表面反应层组成、显微结构及硬度变化。
- The investment for dental titanium casting should possess chemical stability, ventilate properties and dilatability, so MgO and Al_2O_3 with adhesive, NH_4H_2PO_4, have been taken as the investment in our research because of their excellent properties. 牙科铸钛用包埋料需要有较好的化学稳定性、透气性、膨胀性等特性。 本研究采用的包埋料骨料为具有高耐火度的MgO和Al_2O_3,NH_4H_2PO_4为粘结剂。
- low chromium vanadium titanium cast iron 低铬钒钛铸铁
- At the same time, it also provides various titanium pump, valve, centrifugal machine, electro-plating basket, hanger and sepecial titanium castings and titanium forgings. 并提供各类钛制泵、阀、离心机、网蓝、挂具及特殊用途的钛铸件、钛锻件。
- The defaults of Titanium casting and its troubleshooting 钛铸件的缺陷及消除方法的探讨
- The titanium castings could be immerged into 1mol:5mol (HF:HNO 3) acid combination for 60sec after 90sec sandblasting at the pressure of 0.6 MPa in order to get rid of the whole thickness of contaminated layer of its surface. 经 0 .;6MPa压力喷砂 90sec的试件在 1mol:5mol(HF :HNO3)混合酸溶液中浸泡 6 0sec即可将表面污染层完全去除
- Computer Simulation for Centrifugal Mold-Filling of Precision Titanium Casting 钛合金离心精密铸造充型过程计算机模拟
- I can't bear young people casting away their youth. 我无法忍受年轻人虚掷青春。
- 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 used his casting vote to block the motion. 他用他的投票反对动议的通过。
- 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。
- The earthwork was cast up in three hours. 土方工程在三小时内就完成了。
- Study on Surface Reaction Layer of Titanium Cast with Three Type Investments 对3种包埋料铸出的钛铸件表面反应层的研究
- We're casting (the play) next week. 我们下星期挑选(话剧)演员。
- 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。
- It is good to be able to cast aside winter clothes. 能把冬衣搁在一边了，真好。
以上内容独家创作，受著作权保护，侵权必究
海词词典，十七年品牌
