片语

shrinkage hole porosity缩孔

shrinkage cavity porosity缩孔

shrinkage e porosity收缩孔隙度

shrinkage void shrinkage porosity缩孔

Macro-shrinkage-Porosity缩孔

shrinkage or porosity defect缩孔缺陷

Shrinkage and porosity prediction缩孔缩松预测

shrinkage and porosity缩孔缩松

Formation of Shrinkage Porosity缩松形成

英汉例句

• there easily exists shrinkage porosity due to superheat of ingate root in large plain parts investment casting.

  大平面铸件常在内浇道根部出现过热，在该处产生缩松缺陷。

• combining with his own working practice, the writer also proposed some suggestions about how to prevent the shrinkage porosity and cavity.

  笔者还结合本人的工作实践就缩孔、缩松的预防提出了看法。

• the results indicate that the casting defects are mainly shrinkage porosity and cracks caused by solidification shrink, which mainly presents in the hot spot between the spoke and the rim.

  研究表明：轮毂的工艺缺陷主要为缩孔、缩松以及凝固过程中收缩导致的裂纹缺陷，主要分布在轮辋、辐条交汇的热节部位。

• according to the simulated temperature fields and solid fraction, the hot spot and shrinkage porosity are not found in the bolster casting, so the new casting process is feasible.

  温度场和固相分数的模拟结果表明，铸件没有产生热节和缩孔缺陷，表明了新工艺的可行性。

• the results showed that the root reason for valve body failure was seriously casting defect exist and its big and density shrinkage porosity form the original crack;

  结果得出：阀体失效的主要原因是阀体本身存在严重的铸造缺陷，铸造疏松严重、孔洞尺寸大乃于形成原始裂纹源；

• the results showed that good purification effects can be obtained, in which not only major coarse impurity particles was removed but also shrinkage porosity was effectively abated.

  研究表明，该方法可以实现良好的凈化效果。不仅过滤了绝大多数粗大夹杂物，而且对减少显微缩孔十分有效。

• the morphology of austenite dendrites in shrinkage porosity in nodular iron is displayed by the color etching technique and the formation mechanism of shrinkage porosity has been analyzed.

  采用着色腐蚀技术，金相显示了球墨铸铁缩松区中奥氏体枝晶组织形貌，分析了球铁缩松的形成机制。

• a numerical analysis method is presented to simulate the shrinkage porosity formation in steel castings on the basis of heat flow, interdendritic fluid flow and possible evolution of dissolved gases.

  提出了预测铸钢件中缩松缺陷的数值方法，考虑了传热、枝晶间液相流动和气体析出等因素。

• by use of orthogonal test design, how the injection speed, pouring temperature and mold temperature effects the casting shrinkage porosity forming is studied.

  然后，本文通过正交试验的方法研究了压射速度、浇注温度和模具预热温度对铸件缩松缩孔缺陷的影响。

• and the shrinkage porosity distribution in the castings and the mechanical properties of the castings were also researched.

  研究了铸件中的缩松和铸件力学性能分布特点。

• the common defects of the housing casting include cracks, sand drop, slag inclusion, shrinkage porosity and rough grain, etc.

  机架的常见缺陷有裂纹、掉砂、夹渣、缩孔缩松和晶粒粗大等。