常見例句雙語例句This type of sealant often heated (150 ~ 200 ℃) under a certain population model by direct extrusion of the joints.這類密封膠通常在加熱(150~200℃)情況下經(jīng)一定口型模型直接擠出到接縫中。blog.sina.com.cnThe theory and characters of side extrusion were introduced, the differences between side extrusion and direct extrusion, reverse extrusion were discussed.簡要介紹了側(cè)向擠壓的原理、特點(diǎn)及其與正擠壓、反擠壓比較的優(yōu)缺點(diǎn)。In this paper, the numerical solution is got through analyzing the direct extrusion procedure theoretically, that can describe the differential equation of metal flowing accurately.通過對正擠壓工序的理論分析得到了數(shù)值解,其精確地滿足金屬流動描述的微分方程。 返回 direct extrusion