parent metal

基本解釋

At the parts far from the welded area, the elements were majorly from the parent metal.
遠(yuǎn)離熔銲區(qū)時(shí)，元素成分以母材元素爲(wèi)主。
Miner's law gives a good estimation for specimens which has a larger elongation of parent metal.
對(duì)於母材斷裂伸長(zhǎng)率較大、載荷水平較低的試件，其疲勞壽命較好地符郃疲勞損傷累積的線性理論。
The coatings having heat-resistant and wear resistant performance can be obtained on copper parent metal by the subsonic speed oxyacetylene flame spraying.
採(cǎi)用氧-乙炔亞音速火焰噴塗工藝對(duì)高爐銅質(zhì)風(fēng)口套表麪噴塗耐高溫、耐磨材料，可以改善工件的表麪性能。