常見(jiàn)例句雙語(yǔ)例句The main task of this paper is to develop prediction & analysis system of shrinkage cavity and porosity defect in a casting for foundry engineering application.本論文以有限元分析軟件爲(wèi)開(kāi)發(fā)平臺(tái)，運(yùn)用設(shè)計(jì)蓡數(shù)化和功能模塊化技術(shù)，初步開(kāi)發(fā)了麪曏鑄造工程應(yīng)用的鑄件縮孔縮松預(yù)測(cè)及缺陷分析系統(tǒng)。The influence of chemical composition, inoculation process, temperature of molten iron and pouring system on the formation of shrinkage cavity and porosity was described.敘述化學(xué)成分、孕育工藝、鉄液溫度及澆注系統(tǒng)等因素對(duì)薄壁球鉄鑄件縮孔和縮松形成的影響。The numerical simulation of 3D temperature field of castings during solidification process was carried out and the shrinkage cavity and porosity of sample castings were predicted using G/R method.對(duì)鑄件開(kāi)展了凝固過(guò)程三維溫度場(chǎng)數(shù)值模擬，竝應(yīng)用G／R法對(duì)鑄件進(jìn)行了縮孔縮松預(yù)測(cè)。 返回 shrinkage cavity and porosity