Boron - substituted polyaromatic mesophase prepared by co - pyrolysis of a tar pitch with pyridine - borane complex under autogeneous pressure.以煤焦油沥青和吡啶硼烷为原料采用加压热缩聚工艺制备硼取代聚芳烃中间相沥青.A new syntan product prepared with tar p...
Shortages of antivenom medicines, the treatment for snakebite, are common there.缺少抗蛇毒血清和缺少救治蛇蛟伤治疗办法的状况在那儿十分普遍.We gave the guy the antivenom. What if I'm allergic again?我们给了那个家伙血清-万一我又过敏 呢 ?Another goal is to help ma...
A hawker of small wares , as on the streets or at a carnival.我在马德里的时候正赶上狂欢节.One who travels about selling wares for a living; a hawker.兜售小贩以挨街叫卖货物为生的人; 沿街小贩.I am not a holder of any valid hawker licence.本人并不是任何有效小贩牌照持有人....
She's got a part-time job for which she earns 2,000 yen a month.她有一份月收入2,000日元的兼职工作。He reputedly earns two million pounds a year.据说，他每年赚200万英镑。He spends every penny he earns.他把赚得的每一分钱都花掉了。She scarcely earns enough m...
使磁通以极小的阻力在铁心中流通.The magnetic flux can flow inside the core with extreme low reluctance.缠绕着线圈的铁心叫做电枢.The iron with the wound coils on it is called an armature.电流互感器铁心 ( 如果配备 ) 单独接地.Iron core of CT ( it is supplied ) shoul...
He felt the hardness of the iron railing press against his spine.他感觉到硬邦邦的铁栏杆顶着自己的脊梁。There was a splintering sound as the railing gave way.围栏倒下时发出了断裂的声音。vituperative railing刻毒的咒骂The balusters carry a railing.栏杆柱支撑着栏杆.We o...