免费成人A片免费看|亚洲有码视频在线观看|美女毛片视频激情超碰|91精品国产欧美一区二区成人|久久无码精品一级A片一高潮不断|亚洲性爰专区三级片不卡免费|欧洲另类AV无码国产免费看|免费观看黄片视频|三级黄色网片在线|国产精品一区二区三区网址

單詞乎

pearlite

音標(biāo)['pə:lait]
pearlite是什么意思、pearlite怎么讀

pearlite漢語翻譯

【化】 珠光體

pearlite英語解釋

名詞 pearlite:

  1. a lamellar mixture of cementite and ferrite formed during the cooling of austenite; a constituent of steel and cast iron

pearlite詳細(xì)解釋

pearl.ite

n.（名詞）
A mixture of ferrite and cementite forming distinct layers or bands in slowly cooled carbon steels.
光體，珠鐵：在慢慢冷卻的碳合金中的層狀鐵素體和碳素體的混合物
Variant of perlite
perlite的變體

0
糾錯(cuò)