A speckled hen swaggered down the main street of the'settlement ", cackling foolishly.一只花母鸡沿着 “ 居民点”的大街一摇一晃地走着, 一面咯咯地傻叫.This alarmed the hen, which instantly set up a cackling.这下子可惊了母鸡, 它立即咯咯叫了起来.He that would have ...
He that would have eggs must endure the cackling of hens.要享乐就要吃点苦头.A speckled hen swaggered down the main street of the'settlement ", cackling foolishly.一只花母鸡沿着 “ 居民点”的大街一摇一晃地走着, 一面咯咯地傻叫.This alarmed the hen, which ...
These range from separation of water molecules by osmosis through separation of small particles in microfiltration.能分离水分子,以及在微过滤器中分离小颗粒物质.The combination of activated sludges and microfiltration will open anew way in thi...