这个球是由一种天然纤维——省藤制成的。The ball is made of rattan — a natural fibre.将已收获过的黄瓜、西红柿和其他作物的秧蔓割下，制成堆肥。Cut down and compost spent cucumbers, tomatoes and other crops.一些最高档的酒杯是用铅晶质玻璃制成的。Some of the finest drinking glasses are made f...
I chipped the enamel on my front tooth when I fell over.我跌倒时门牙的珐琅质碰碎了。The enamel surface microhardness was measured by a Leitzs microhardness tester.采用维氏显微硬度仪测定经饮料浸泡后牙釉质表面显微硬度的变化.Glister Toothpaste with SYLODENT provides...
地下水文学问题相似求解的有效性是受到限制的.The availability of similarity solutions to subsurface hydrologic problems is limited.因而,本论文在河道汇流上采用水文学与水力学相结合的方法.Accordingly the combination the hydraulic and the hydrologic method is necessary.水资源...