Form and dimension may also be achieved by a number of alternative processes such as hot or cold extrusion, sand casting, die casting, and precision casting.
形式和尺寸也可以通过其它一些可选工艺来达到，比如热挤出或冷挤出加工，沙模铸造，拉模铸造，或精密铸造。
Qingdao Jimo precision casting Factory, built in 1977, from a professional precision casting production for over 30 years of production history.
青岛即墨精密铸造厂，建于1977年，从是精密铸造专业生产已有30多年的生产历史。
We are a precision casting manufacturer and provide one-stop service from tooling, casting, heat treatment and surface treatment. The main annual capacity is about 1000 tons.
精密铸造厂家，主要产品为阀、泵、叶轮、食品机械配件等，提供从产品开发、模具制造、铸件、机加工、热处理和表面处理的一站式服务，年产能1000吨。
Basing on the foregoing, we explored a rapid mould process consisting of RP and precision casting and used it to manufacture a casting mould for Changan auto-engine inhaust tube.
以上述思想为基础，本论文研究了以快速原形技术和陶瓷型精密铸造为基础的快速模具制造工艺，并将该工艺用于汽车发动机进气歧管铸造模具的快速制造。
In order to accurately calculate casting temperature field, a method of simple variable time step is established which can ensure the precision of casting temperature field and the speed of calculate.
本文中提出了一种较简便确定变时间步长的方法，该方法可以确保温度场的计算精度和计算速度。
In order to accurately calculate casting temperature field, a method of simple variable time step is established which can ensure the precision of casting temperature field and the speed of calculate.
本文中提出了一种较简便确定变时间步长的方法，该方法可以确保温度场的计算精度和计算速度。
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