查询词典 pre-existence

This article outlines the progress of ancient Chinese lenses from the Pre-Qin Period to the Five Dynasties, and discusses mainly two arguments: First, the"yangsui" recorded and narrated in Lun Heng by Wang Chong of Eastern Han Dynasty may be a plano-convex glass lens; secondly, the"four mirrors" recorded and narrated in Tanzi Hua Shu by Tan Qiao of Southern Tang Dynasty may be a plano-convex lens, a biconvex lens, a transparent planeparallel plate and a concave-convex lens respectively, but what kind of tra...

本文概述了中国古代透镜从先秦到五代的发展进程，着重从古代文献和出土文物的研究出发，结合中国古代社会经济发展水平，论证了东汉王充《论衡》中记述的阳燧可能是玻璃平凸透镜；论证了南唐谭峭的《谭子化书》中记述的"四镜"可能是平凸透镜、双凸透镜、平光镜和凹凸透镜。作者认为《谭子化书》"四镜"段可能实际上是对中国古代透镜发展的阶段性总结。

The BIL is also required to work around certain limitations of the C++ pre-processor.

该胆红素还要求解决的某些限制的C ++预处理器。

Centaurus scientists develop The Biogen, a non-invasive gene enhancement process that accelerates biological evolution toward pre-programmed goals. This technology is quickly applied to the science of Eugenics, to free

半人马座科学家研制了生命素，一种加快生物进化达到重编程序的目的的基因增强过程，这种技术很快地被运用到优生学上，让半人马座人民远离疾病成为现实。

Marge has already booked a family vacation to a bird sanctuary, but after revealing that the theme park has a place for adults, Bart and Lisa win their parents over, on the condition that they will not embarrass Marge as on pre vious holidays.

Marge已经订了到鸟类保护区的家庭度假，但后来显示主题公园是为成年人准备的，Bart和Lisa赢得了父母的同意，但条件是他们不能象前次假期一样为难Marge 。

Brain injuries due to birth trauma or pre-birth problems.

脑损伤的归咎于出生时受外伤或是产前问题。

Here according to the simulative experiments of models whose cross sections were rectangle、square、normal pentangle、normalhexagon respectively, the conclusion is achieved that for non-cylindrical high towering buildings, the collapsing central line is the perpendicular bisector of the linking line between end points of the pre-remained supporting body.

本文通过横截面分别为长方形、正方形、正五边形、正六边形模型进行模拟试验，得出了非圆筒形高耸建筑物的倾倒中心线垂直平分预留支撑体两端点连线的结论。

A doctor surnamed Zhao said to reporters smiling,"These pre-mothers would rather get a bistoury than not let their children begin the running contest with time even they are still not coming to this world."

该医院一位姓赵的医生笑着对记者说："这些准妈妈们，宁可挨一刀，也要让孩子还在娘胎里就开始与时间的赛跑。"

The pre-determination of all-zero blocks reduces operation and bit rate efficiently with little image quality decrease.

全零块预先判别机制在保证图像质量的同时能有效减小运算量并降低码率。

He reviewed numerous BLAs, NDAs, amendments and supplements, and conducted pre-approval inspections of manufacturing facilities.

他审阅过大量的 BLAs ， NDAs ，修正资料和补充资料等，并负责对申请机构生产设备的预先核察工作。

Result The embryonic development of Silnrus asotus in Dongting Lake was divided into 7 stages, namely, blastoderm stage, cleavage stage, blastula stage, gastrula stage, neurula stage, organogenesis stage and pre-hatching stage.

结果］洞庭黄鲶的胚胎发育过程可分为胚盘期、卵裂期、囊胚期、原肠期、神经胚期、器官形成期和出膜期7个阶段。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。