Polyurethane elastomers based on glycols ( PEA, PPG PTMG ) , diisocyanate ( TDI ) and chain extender ( E - 300 ) were prepared.以多元醇 ( PEA, PPG,PTMG ),PDI, E300为原料,制备了 PU 弹性体.A new process of Hydration of propylene oxide ...
窗户都关紧了，百叶窗都拉下了，门也闩上了。The windows were closed and shuttered, the door was barred.睡觉时不要将所有的窗户都关紧.Do not fasten all the windows up while you sleep.窗子关紧了 吗 ?Is the window fast?...
To get our Colombian visas we bussed back to Medellin.为了拿到前往哥伦比亚的签证，我们乘大巴返回麦德林。The name is Spanish, but I am Colombian.那是个西班牙名字, 我是哥伦比亚人.Peru: Cuzco and Apur í mac and Huallaga rivers & Colombian border.秘鲁: 库斯科,阿亚库乔地区,埃内...
During the conversation, Rose broaches the topic of Buffett raising his offer.在会谈中, 罗斯向巴菲特谈到了提高报价的话题.Cutting Mat, Cutters Cutting Ruler , Blades , Trimmers , office Products, Craft Products Cutting Tools , Broaches and C...
烈马要套粗笼头.A boisterous horse must have a rough bridle.脾气暴躁的烈马是难于驾驭的。It is difficult to rein a fiery horse.他那身披铠甲、骑在烈马上的一千名武士,跟在后面.His thousand mailed knights upon their impatient horses followed him....
在废弃的烟囱中筑巢的美洲雨燕.American swift that nests in unused chimneys.雨燕拥有最长的轴距, 车内布局相对保守且车内空间够用.Swift has the longest wheelbase, the layout of the car and car relatively conservative enough space.就在前不久, 我们发布了雨燕·劲乐版正式上市的消息.Just a ...