The graphite is a kind of solid antifriction agent with excellent properties.石墨是一种性能优良的固体减摩剂,但因悬浮问题,长期不能在润滑油中应用.Special formula for the rubber wheel, antifriction, aging resistance and high temperature resistance.专用橡胶轮系独...
这个月的生产数字已达最高点.The production figures this month have topped out.股价一直在1997年创下的5年间最高点157.25便士和今年的最低点91.5便士之间浮动。The share price has oscillated between a five-year high of 157.25p in 1997 and this year's low of 91.5p.热病...
痛苦的嚎叫声从本该是它脸部的位置上那深陷的黑色孔穴中传出来.Howls of pain issue from a gaping black orifice where its face should be.泉源岂能从同一孔穴,涌出甜水和苦水来?Does a spring gush forth from the same opening both pure and brackish water?...