Theoretically sludge yield is nil for the extended aeration process.对延时曝气法而言,理论上污泥生成量应为零.This is true for BOD removal, aeration and biological growth.这对生化需氧量的去除, 通气,生物生长都是适用的.Those that are used should be equipped with a...
Post aeration – Air scouring continues after the liquid backwash ends.邮局充气–空气擦亮在液态的冲洗末端之后继续.Aeration is a tank where microorganism decompose organism in waste water.曝气池是栖息在活性污泥中的微生物分解污水中有机物的场所.Those that are used should ...
对于任何一种导弹的伺服系统来说,使它的重量为最轻和体积为最小,几乎是最主要的要求了.Minimum weight and volume are almost overriding requirements for any missile servo.战斗部是导弹的有效载荷, 即运载物.The warhead is the missile's payload, or cargo.在较远的距离处较低的导弹速度也许将不会限制导弹的作...
那位年轻的网球运动员常与著名球员对抗比赛, 可是到目前为止,他总是输的.The young tennis player has often compete d against famous players, but so far he has always been beaten.你和他玩牌输的钱是一笔信用借款,你一定要付这笔钱.The money you lost playing at cards with him is a debt...
It may be a well-known fact, but I didn't know it.这可能是人所共知的事实，但我却不知道。It is well known that bamboo shoots are a panda's staple diet.竹笋是熊猫的主要食物，这是人所共知的。Coca is well-known for reducing hunger, thirst and fatigue.人...
Hawkins joined up with Mick in Malaga, and the two went touring around the countryside.霍金斯在马拉加和米克会合，然后两个人到乡间游玩去了。We didn't see much of each other after that because he was touring.从那之后我们没怎么见过面，因为他去旅行了。The touring se...
自动化会使工作周缩短，也更为灵活。Automation would bring a shorter, more flexible working week.他将世界纪录缩短了10秒。He has knocked 10 seconds off the world record.受伤的问题有可能缩短他的职业生涯。Injury problems could shorten his career....