问题
问答题 简答题
在感应测井中，以六线圈系为例简述复合线圈系相对于双线圈系存在的优点。
答案
参考答案：
六线圈系增加了聚焦线圈和补偿线圈，可分别用来改善仪器的纵向分层能力和径向探测深度，它相对于双线圈系来说纵向分层能力较强，且探测深度也更深。
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在感应测井中，以六线圈系为例简述复合线圈系相对于双线圈系存在的优点。
参考答案：
六线圈系增加了聚焦线圈和补偿线圈，可分别用来改善仪器的纵向分层能力和径向探测深度，它相对于双线圈系来说纵向分层能力较强，且探测深度也更深。
| 完形填空。 | |||
| It is __1__ o'clock. The children __2__ to school by car every day. __3__ today they are going to school on __4__ . It is ten o'clock. Mrs Sawyer usually __5__ at home in the morning,but today she is going __6__ . It is four o'clock in the afternoon. Mrs Sawyer __7__ tea __8__ the living room. But this afternoon she is drinking __9__ in the garden. It is six o'clock in the evening. The children usually do their __10__ . But __11__ they __12__ in the garden. It is nine o'clock. Mr Sawyer usually__13__ his newspaper at night. But he __14__ his newspaper tonight. At the moment he is reading __15__ interesting book. | |||
| ( )1. A. at eight ( )2. A. go ( )3. A. And ( )4. A. feet ( )5. A. lives ( )6. A. the shops ( )7. A. drink usually ( )8. A. at ( )9. A. a tea ( )10. A. homework ( )11. A. in the evening ( )12. A. play ( )13. A. sees ( )14. A. doesn't read ( )15. A. an | B. in eight B. goes B. But B. their feet B. live B. shop B. usually drink B. on B. tea B. homeworks B. at this evening B. are playing B. reads B. doesn't look B. a | C. eight C. is going C. Or C. foot C. stays C. shopping C. drinks usually C. in C. teas C. the homework C. this evening C. are play C. looks C. isn't reading C. the | D. the eight D. are going D. So D. the foot D. stay D. shops D. usually drinks D. of D. the tea D. the homeworks D. on the D. plays D. watches D. isn't looking D. ／ |
2Z(g) 、②2M(g)
N(g) + P(g)分别在密闭容器的两个反应室中进行，反应室之间有无摩擦、可滑动的密封隔板。反应开始和达到平衡状态时有关物理量的变化如图所示：下列判断正确的是