The results show that the ASB materials are the new PM antifriction materials for aerobat.并且提供批量零件供现场使用,结果表明,该材料完全满足航空使用工况要求,是一种具有广泛应用前景的新型粉末冶金自润滑减摩材料.Special formula for the rubber wheel, antifriction, aging resistance ...
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...
除去所有开支, 我们净赚200元.Our net earnings were , clear of all expenses, about 200 yuan.这为我们净赚了一大笔利润.It netted us a handsome profit.去年他净赚了2000美元.He cleared two thousand dollars last year....
Interesting distinctions can be drawn between the two populations.比较两类人可以发现有趣的差异。Gene flow The movement of alleles within and between populations of the same species through interbreeding.基因流动:同一种群内由于杂交或种内选择使某一等位基因在该种群内扩...
我们在物色可靠而又勤奋的人。We are looking for someone who is reliable and hard-working.勤奋的小伙子a studious young man他具备节俭和勤奋的美德.He has the virtues of thrift and hard work....
除了雷切尔的来访，总还有别的事情可以期待。There was always something to look forward to, apart from Rachel's visits.他的来访对他们产生了巨大影响。His visit had a great effect on them.我没想到会有人来访。I wasn't expecting a visitor....