根据非线性折射率系数的符号,克尔介质分为自聚焦介质和自散焦介质两类.Self - focusing and self - defocusing intensity dependence of the index of the nonlinear medium.提出了基于散焦图像深度测量的一种新方法.A new method for depth measurement based on defocus images was propose...
原来，他租住的那栋建筑是一座教堂。The building he was lodged in turned out to be a church.原来的居民可能会认不出这个崭新的城镇了。The new town would have been unrecognisable to the original inhabitants.原来的柏油操场已经覆上了草皮或种满了鲜花。The asphalt playgrounds have been ...
The doctor demurred, but Piercey was insistent.医生提出异议，但皮尔西却一再坚持。At first she demurred, but then finally agreed.她开始表示反对，但最终还是同意了。They demurred at working on Sundays.他们反对星期日工作....
他仍然是维系该国脆弱的政治平衡的支柱。He remains the anchor of the country's fragile political balance.这也许会火上浇油，破坏当前脆弱不稳的休战局面。This may help to undermine the brittle truce that currently exists.这些事件表明北爱尔兰的和平仍然很脆弱。These incidents sugges...