基本解釋[機械工程]精密包模鑄造法英漢例句雙語例句The characteristics of precision investment casting with plaster mould are introduced.介紹了石膏型熔模精密鑄造的特點；Investment casting is an advanced process to produce precision castings and colloidal silica is an important factor that affects the quality of shells.熔模鑄造是生産精密鑄件的一種先進工藝，矽溶膠是影響型殼質(zhì)量的重要因素。Objective To study the compressive strength of foaming gypsum bonded investment and the permeability of the casting, in order to increase the precision of casting .目的測定發(fā)泡石膏外包埋材料抗壓強度及鑄型的透氣性，以便提高鑄件組織的致密性和鑄件精度。precision investment casting更多例句詞組短語短語Precision or Investment Casting 密或包模鑄造法investment pattern precision casting 熔模精鑄precision investment casting更多詞組專業(yè)釋義機械工程精密包模鑄造法