Under scanning electronic microscope, four kinds of metal structure may be observed including black core phase, white core phase, gray ring phase and white adhesion phase.

在扫描电子显微镜下可观察到四种金相组织：黑色芯相、白色芯相、灰色环形相和白色粘结相。

youdao

The colors mirrors a move Apple made nearly a decade ago, rolling out computers in candy-colored shades such as lime and blueberry--although Apple's PC and laptop designers are now in a minimalist phase, sticking to black, white and silver.

FORBES: Dell Thinks Pink

Ramos will be feted at White Hart Lane after completing phase one of his rebuilding process with a landmark win, but questions must be raised about Chelsea boss Avram Grant after a limp showing by both him and his team.

BBC: Ramos takes centre stage

England next face New Zealand on Saturday in their opening match of the Super Six phase and it will be a far tougher test as the White Ferns also won all three games in their group.

BBC: England women extend winning run