请输入您要查询的英文单词:

 

单词 semi-crystalline
释义

semi-crystallineadj.

Etymology: semi- prefix 2c(a).Previous versions of the OED give the stress as: semi-ˈcrystalline.
Having or being a structure of crystals embedded in an amorphous groundmass; having or being a structure possessing crystalline character to some extent.
ΚΠ
1816 Edinb. Rev. 26 163 Primitive limestone of a..semi-crystalline grain.
1871 London, Edinb. & Dublin Philos. Mag. 4th Ser. 42 404 This silica forms a series of semi-crystalline bands parallel with the walls of the fissure.
1882 A. Geikie Text-bk. Geol. ii. ii. §4. 104 Truly vitreous rocks tend to graduate into the..semi-crystalline type.
1927 Proc. Physical Soc. 39 370 In 1924 I [sc. Rutherford] put forward a suggestion that the central nucleus was a closely ordered arrangement of α particles and electrons in a semi-crystalline formation.
1975 Sci. Amer. Dec. 99/2 Representative values for the percentage by volume of crystals in a number of semicrystalline polymers are high-density polyethylene, 75 percent; low-density polyethylene, polypropylene and nylon, 50 percent.
This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2019).
<
adj.1816
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/9/24 9:18:01