电解槽中有电流通过时，两极必然发生极化，其阴极的极化值向（）值变化，阳极的极化值向（ 发布时间：2017-08-14 20:36 │ 来源：www.tikuol.com 题型：填空题 问题： 电解槽中有电流通过时，两极必然发生极化，其阴极的极化值向（）值变化，阳极的极化值向（）值变化。
题型：填空题 (二)某房地产公司(以下简称A公司)现场拍卖获得某城市内100000 ㎡土地(含代征道路、绿化用地10000 ㎡)70年使用权，拟开发为商品住宅。经初步规划和可行性研究，计划建造5栋楼，每栋均为5个单元，均为7层，每层均为一梯两户，每户建筑面积为120㎡。开发商在建设工程完成前三栋后发现办公需求较大，欲将未建土地建成办公楼两栋，开发商如想变更土地性质，则（ ）。A．该公司由单位出面，提出申请报城市规划主管部门 B．规划主管部门依据城市规划和相关法律审查批准，报市政府备案 C．如有必要须报市政府审批 D．如果影响城市总体规划，需报规划的原审批部门审批 查看答案
题型：填空题 完形填空。 The Johnson family usually goes to the park on Sunday. 1 take some bread, meat and 2 coke with them. They are now in the 3 . The sun is shining and the birds are singing in the big trees. It sounds beautiful. It's a 4 day today. Mr. Johnson is wearing a blue T-shirt. He is 5 by the river. There are a lot of fish in it. Mrs. Johnson is 6 under the tree. She is wearing a green dress and a pair of 7 . She is drinking coke. She likes coke 8 . Peter and Alice are flying a kite. Jack is playing chess. He is good at 9 . The Johnson family is very 10 today. ( )1. A. She ( )2. A. a pair of ( )3. A. hill ( )4. A. fine ( )5. A. skating ( )6. A. flying ( )7. A. coat ( )8. A. much ( )9. A. it ( )10. A. happy B. He B. a B. room B. cold B. swimming B. doing B. sunglassesB. very B. them B. funny C. They C. a cup of C. park C. rainy C. boating C. kicking C. suit C. lot C. this C. naughty D. Them D. a tin of D. shop D. snowy D. fishing D. sitting D. shoe D. a lot D. one D. hungry 查看答案
题型：填空题 已知某元素＋3价离子的电子排布式为1s22s22p63s23p63d5，该元素在周期表中的位置是（ ）A．第3周期第Ⅷ族B．第3周期第ⅤB族C．第4周期第Ⅷ族D．第4周期第ⅤB族 查看答案