A major concern is to alleviate environmental pollution and restrict the deteriorative tendency the 21 st century.进入21世纪以来,减轻环境污染和遏制生态恶化趋势已成为人们关注的焦点....
Such implacability may simply disguise shyness or arrogance.这种冷漠无情也许仅仅是为了掩饰害羞或傲慢.Yet her race was a race with the vagaries and implacability of fate.然而,她的民族却是个天命不可知、命不可违的民族....
柱状的钠沸石在方沸石上, 有著像是放射状的晶簇.与内含赤铁矿而成红色的杆沸石.Prismatic crystals of Natrolite on Analcime, forming an interesting cluster, Together with Hematite included Thomsonite....
The sultan's wives and concubines live in the harem.苏丹的妻妾住在后宫.It's said that the emperor had 72 concubines in the emperor's harem?听说皇帝有三宫六院七十二嫔妃?Instead, harem pants have had surprising legs.然而灯笼裤的流行势头令人吃惊...
a kilometre and a half of bitumen一公里半的柏油路面contain bitumen含沥青The irradiation stability of bitumen and bituminized producthas been investigated.本文研究了沥青及沥青固化产品的辐照稳定性.The article introduced the category of natural bitumen an...