Mrs. SW lay down, but could not sleep.
石青嫂子有些睡不着了。
copper-graphite-bronze alloy
铜-石墨-青铜合金
petrolwum tar sand
含石油沥青的岩石或砂
This paper studies on the coloration mechanism of lapis lazuli ore( I) in Afghanistan, lapis lazuli pigment( I) and artificial ultramarine( III) in Dunhuang Grottoes.
研究了阿富汗青金石矿石、煌石窟青金石颜料、成群青的呈色机理.
The strengths decrease in order crocidolite chrysotile, amosite.
强度按青石棉，温石棉，铁石棉顺序下降。
a boulder mantled with moss;
长满青苔的鹅卵石；
moss-covered rocks, walls
长满青苔的岩石、 墙.
I have warmed the moss of the stone railings as I lean on it,
我倚暖了石栏的青苔，
I nestle up to the stone railing to warm the green moss,
我倚暖了石阑的青苔，
Asphalt used in roofing
GB/T494-1998建筑石油沥青
Asphalt--Sampling method
GB/T11147-1989石油沥青取样法
cutback asphalt
溶于石油(馏出物)的沥青
Driving a nail into a stone slab/impossible to penetrate
青石板上钉钉,硬钻
cordierite whiteware
堇青石白坯陶瓷制品
bituminous materials and aggregates testing
沥青材料及石料试验
tar-macadam plant
焦油沥青碎石拌制机
hot-spray asbestos bituminous anticorrosive paste
热喷石棉沥青防腐浆
black lacquer jewellery box inlaid with carved soapstone
黑漆嵌青田石首饰盒