葡萄牙1992年经常项目可能会出现小额顺差。Portugal will probably have a small current-account surplus for 1992.根据现行法律，当局只能对走私者处以小额罚款。According to present law, the authorities can only punish smugglers with small fines.那位部长呼吁内阁不要以她40亿英镑这样相对小...
完全干燥玻璃粉吸附大量的二氧化碳.Considerable quantities of CO ₂ are adsorbed even by perfectly dry glass powder.这是非常微电子准备无铅玻璃粉重要.It is very important for microelectronic to prepare lead - free glass powders.在3Y-TZP粉料中直接加入玻璃粉,可显著降低材料的烧结...
Overturning and sliding are seldom a factor in the design of arch dam.拱坝设计中很少考虑倾覆和滑动的问题.Feng Yun - ching answered hastily , springing up and all but overturning the opiumlamp as he did so.冯云卿陡的跳起来说,几乎带翻了烟盘里的烟灯.Demonstrat...
其核酸结构为线状双股DNA, 衣壳为二十面体对称,有囊膜.It has linear double strand DNA, icosahedral - capsid and envelope.八面体和二十面体的三角化效果不错,而且也不难实现.Octahedral and icosahedral tessellations work well and are notvery difficult to implement.球状病毒衣壳采用二...