Development of such distributed feedback heterostructure lasers requires crystal growth on corrugated layers.研制这种分布反馈双异质结构激光器要求在皱折层上生长出单晶层.We produce metal plates and corrugated sheets in different thicknesses.我们生产不同厚度的金...
建筑许可数的样本比较大,所以统计数据更令人满意.The sample of building permits is larger and therefore, statistically satisfying.一直以来,我去过的网站,只有可数的几个.There's several web pages I have visited. I can tell them in details.名词:单复数用错,可数不可数的混用,大多数...
Chaucer wrote in the late mediaeval period.乔叟写作的时代是中世纪末.It was survivals of the mediaeval sanctuaries.它是中世纪庇护所的遗风.It has the appearance, especially from a distance, of a mediaeval fortress.它有中古世纪堡垒的外观, 特别是从远出看....
在向心力的一些论述之后，他推出了开普勒的第三定律。After some treatment of centripetal force , he deduces Kepler's third law.在向心力的一些论述之后, 他推出了开普勒的第三定律.After some treatment of centripetal force, he deduces Kepler's third law.1611年, 开普勒发表...
It was a large diamond, but it had a flaw.这是颗大钻石, 但它有一点瑕疵.Application: Be fit for fluorescent flaw detection and fluorescence analysis.用途: 适用于荧光探伤和荧光分析.The only flaw in his character seems to be a short temper.他性格中的唯一缺点好...