A single - ring benzoxazine was synthesized by solvent - free method.用无溶剂法合成了一种单环苯并嗪.Curing shrinkage, temperature and curing enthalpy of benzoxazine based on diphenyl oxide resin were investigated.研究了苯并口恶嗪二苯醚树脂固化时的体积收缩率...
Cairo has only thirteen square centimetres of green space for each inhabitant.开罗居民的人均绿地面积仅13平方厘米。This is a ruler graduated in both inches and centimetres.这是一把刻有英寸和厘米的尺子.This ruler has one scale in centimetres and another...
The probability of survival is the reciprocal of fecundity.生存的概率是生殖力的倒数.The department said many countries had reciprocal agreements for health care with Britain.该部门称许多国家和英国签订了医疗卫生互惠协议。Our relationship is based on recipr...
他常常削球,而不是抽球.He often chopped the ball instead of driving it.削球, 切球在网球中用下旋手法击 ( 球 )To cut or slice ( a ball ) with an underarm stroke, as in tennis.全面 型的削球打法是削球发展的趋势.The all - round chop is a developmental trend of this m...
Trevor was staring wide-eyed at me.特雷弗正睁大眼睛盯着我。Trevor and I exchanged a glance.特雷弗和我迅速交换了一下眼色。Trevor helped police by using his psychic powers.特雷弗用他的通灵能力帮助了警方。...
有些人带着迷惘的或有点狂乱的眼神向周围扫视.Some of them stared about with a dazed or half - wild expression.他好象变得狂乱起来,正在乒乒乓乓地敲门.He seemed in a frenzy and was pounding the door.我非常清楚,他在每次公开亮相后那种近乎狂乱的不安全感.I knew only too well the nearly franti...
From the side, Jeep Grand Cherokee features an athletic, muscular profile.从侧面, 吉普大切诺基特点是运动员, 肌肉发达的形象.The 2011 Jeep Grand Cherokee also features SIRIUS Travel Link.在2011吉普大切诺基还具有天狼星旅游环线.The all - new Jeep Grand Cherokee o...