The clean coal is sent to a crusher and the boilers.干净的煤送入破碎机和锅炉.Now, volunteers are designing a palo - powerd pedal - powered grain crusher.现在, 志愿者正在设计脚踏谷物碾磨机.It procidesreliable protection for finis hing machine, crush...
The odds against him surviving are incredible.他活下来的概率非常小。The London Gazette, the oldest surviving journal, is first published.1665年的今天, 现存最古老的一份期刊 —— 《伦敦公报》首次出版发行.The chances of his surviving are pretty remote.他生还的机会非常渺茫...
生根的基质应当是湿润, 透气良好和消过毒的.The rooting medium should be moist, well aerated, and sterile.琥珀酸盐在以后的氧消耗中是最有效的基质.Succinate was the most effective substrate in following oxygen consumption.卵巢皮质的基质中有许多卵泡.The ovarian follicles are e...
The savanna is also the home of meat - eaters — the lion, leopard, and hyena who feed on the grasseaters.大草原也是食肉动物的家乡--狮子 、 豹 、 鬣狗--它们都是以草食动物维持生命的.The hyena's public image is not aided by its ridiculous appearance.鬣...