直到昨天傍晚6点40分,马丁微弱的呼救声才被人听到。Martin's weak cries for help went unheard until 6.40pm yesterday.他停下脚步试着让眼睛适应微弱的星光。He stopped to try to adjust his vision to the faint starlight.她开始听见自己急促、微弱的呼吸。She began to hear her own ta...
This substance has now been cloned by molecular biologists.该物质现在已被分子生物学家克隆。The two biologists found, to their surprise, that both groups of birds survived equally well.这两位生物学家惊奇地发现,两组鸟都很好地存活了下来。Biologists need to compare...
请问广东清远那有生产取向电工钢的 吗 ?是生产卷料的!Guangdong Qingyuan Will it have a production - oriented electrical steel of it?冷轧成型机,是以金属薄板或卷料为原料.Cold rolling machine form a metal coil with numbers of rollers.适用于全自动装卸卷料的滑差轴, 保证正反转时卷芯不移位,不松动....