A black sky rested on these dead streets, as though an immense winding-sheet were being outspread over this immense tomb.

The drinking water sources is conversation land or the place where the surface and ground water comes from, which concludes centralistic drinking water sources and supply of tap water.

饮用水水源地是指能够满足人类饮用的，地表水水源和地下水水源的涵养地或者源头地区，包括集中式饮用水源地和供应自来水的自备水厂取水口所在的供水水源地。

Now U don't seem so proud about having to be scrounging for your next meal.

现在你好像不那么牛了你得去为下一顿饭被戏弄.

He's always scrounging off his friends.

他总是擅自攫取他朋友的东西.

She's always scrounging ( money ) off her brother.

她总找哥哥借钱.

Is she better off scrounging for food when she's used to having it provided for her?

那就是最好它不再像以前那样有人喂而是到处自己去觅食?

And he pubIished a booK and we're just scrounging on it.

然后他出版了一本书,我们全都是从那得到的.

This is a scientific breakthrough that could well lead to a medical breakthrough.

这是一项科学突破,很有可能导致医学突破.

Most inventions and scientific breakthroughs, including today's Web, from novel combinations of existing knowledge.

多数发明和科学突破, 包括今天的万维网, 都来自已有知识的新组合.

Coenobite is the magnum opus of Marsh Lewis who lived in England in the late 18th century.

《修道士》是18世纪末英国著名哥特式小说家马修·刘易斯的代表作。

Test and analysis have been taken in view of crack appearance regularly of de-vitrified glass, It points out the crack is effected on lumpiness of recovery cullet, melting rate of furnace, heat treatment technology etc.

针对微晶玻璃炸裂出现的现象与规律，进行了试验与分析，指出回头碎玻璃的块度、熔化窑的熔化率、热处理工艺等对炸裂的影响；

By analyses of the pictures taken by high-speed photography and the average lumpiness of fragments of models after blasting, the effects of bottom water cushion on the process and efficacy of blasting have been expounded.

通过模型爆破的高速摄影照片和爆破块度分析，阐述了水垫层对爆破过程和爆破效果的影响。

The macroscopical phenomenon of concrete-crushing was observed, the changing law of rock broken lumpiness and the characteristics of three-axis force were obtained.

观测到了混凝土的宏观破坏现象、获得了三向力的特征及岩石破碎块度的变化规律。

An experiment was arranged to detect how the lateral pressure changes as the lumpiness and strength of rock block vary during compacting.

通过试验得出松散岩块在压实过程中，侧向压力随岩石块度及岩石强度的变化规律。

Cosmologists repeat the exercise with spheres of various radii to measure this lumpiness at different scales.

宇宙学家以不同大小的球重复这项测量，就可以探讨各个不同尺度的聚集程度。

Given the lumpiness of bank earnings, it is best to look at full-year results as opposed to quarterly results.

由于银行的盈利数据有一定的波动性，最好是看全年数据，而不是季度数据。

The Dam Materials Excavation Lumpiness Gradation On-line Analysis and Inversion Analysis

坝料开采块度级配在线分析和反演分析

AIM: To evaluate the cellular compatibility of rat fetal neuron with chitin polyporous carrier, collagen and glutin sponge, and to provide experimental evidence for material selection in central nervous tissue engineering.

目的：评价大鼠胎脑神经细胞与几丁质多孔体、胶原蛋白海绵及明胶海绵的细胞相容性，为中枢神经组织工程材料的选择提供实验依据。

Methods Recalcification test, hemolysis test and platelet adhesive test were conducted for compact silk membrane, polyporous silk membrane, bovine pericardium and collagen sponge.

方法将致密丝素膜、多孔丝素膜和对照组的牛心包、蚀原海绵行复钙试验、溶血试验、血小板粘附试验。

The Solubilization of Low-rank Coal by Polyporous Versicolor

云芝对低阶煤的溶解作用

Conclusion Polyporous PLGA/ HA used as a scaffold for bone tissue engineering has good biocompatibility with BMSCs.

结论兔BMSCs与新型多孔PLGA/HA支架材料有良好的相容性。