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【单选题】
下列关于氧化沟的描述错误的是( )。A.
常规污水处理厂前端一般都设置初次沉淀池，但由于长泥龄的氧化沟工艺可以部分稳定悬浮状有机物，故可不设初次沉淀池
B.
氧化沟前设置厌氧池主要为了提高系统的除氮功能
C.
氧化沟有与二沉的氧化沟，也有与二沉池合建的氧化沟
D.
氧化沟工艺中沟底最低流速不宜小于0.3m/s是为了保证活性污泥处于悬浮状态
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【简答题】简述儿童缺铁性贫血的病因及铁剂治疗注意事项。
【单选题】The procedure of export transaction undergoes four stages except ___________.
A.
preparing for exporfting
B.
business negotiation
C.
foreign forwarder
D.
performance of contract
【单选题】Development of kideny undergoes 3 stages except for:
A.
pronephros
B.
mesonephros
C.
endonephros
D.
metanephros
【简答题】缺铁性贫血的病因治疗，恶性肿瘤者应
【单选题】A body subjected to general plane motion undergoes a/an
A.
translation.
B.
rotation.
C.
simultaneous translation and rotation.
D.
out-of-plane movement.
【简答题】The post requires that the applicant is bilingual.
【简答题】关于缺铁性贫血的病因,青少年偏食易
【单选题】Which of the following statement is correct according to the applicant?
A.
The applicant is proud that he can draw a big picture.
B.
The applicant thinks that he has strong time management skills.
C.
The applicant always learns from others and is trying to improve himself.
D.
Someone in the applicant’s team always misses small details.
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