双受精过程属有丝分裂前配子融合类型.Double fertilization is the type of the Premitotic syngamy.根据观察,在北京地区,软毛猕猴桃的双受精大多发生在授粉后30—72小时内.In Beijing area the double fertilization of Actinidia chinensis occurred 30 - 72 ho - urs after pollinatio...
他们的行动使两国关系面临严重恶化的危险。Their actions threatened a serious breach in relations between the two countries.当婚姻破裂时，孩子们也被卷进父母感情日益恶化的漩涡中。When marriages break down children are swept into the vortex of their parents' embitter...
The heated gas is piped through a coil surrounded by water.受热气体通过水中的盘管输送。Each dress is beautifully finished off with piped seams and fitted underskirts.每件连衣裙最后线缝都滚了边，并且加上了合身的衬裙，看起来非常漂亮。The villagers piped in drinking wat...
Objective : To evaluate the anesthetic efficacy of chloroprocaine and lidocaine epidural anesthesia for caesarean section.目的: 比较氯普鲁卡因与利多卡因硬膜外阻滞用于剖宫产术的麻醉效果及副作用.Objective To compare the efficacy of chloroprocaine hydrochlo...
一名技师把一盒录影带装进其中一台机器。A technician loads a video tape into one of the machines.蓝色和绿色的眼影一直被认为是俗气的。Blue and green eyeshadow has long been considered kitsch.2月份，平均每周的观影人数为241万。Average weekly cinema attendance in February was 2...