metal composition

基本解釋

The result indicates that Xinmang coins have a strict metal composition and were casted with consummate skill.
研究結(jié)果表明，新莽貨幣有嚴(yán)格的金屬配比和精湛的鑄造工藝技術(shù)。
These planets and their surfaces may be heavily modified by the last, big collision they experience (e.g. the largely metal composition of Mercury or the Moon).
這些行星最近所經(jīng)歷的大碰撞，會(huì)改變他們和他們的表面。
Based on a great deal of welding procedure qualification data, the mechanical properties prediction models of welding joints were established according to base-metal composition, filler metal compo.
本文針對(duì)實(shí)際生產(chǎn)過程中，焊接工藝評(píng)定要做大量的工藝評(píng)定試驗(yàn)，提出了利用人工神經(jīng)網(wǎng)絡(luò)和遺傳算法來對(duì)焊接接頭力學(xué)性能預(yù)測(cè)的方法來改進(jìn)焊接工藝評(píng)定。