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- The paper introduce the principl of WNN algorithm,designs a BP-WNN algorithm based on entropy function,and applies the model to the pridiction of reservoir parameters of compact sandstone. 本文介绍了小波神经网络的原理,设计了一种采用熵函数作为BP小波网络的能量函数的BP小波神经网络算法。
- The most of compaction sandstone reservoir of Permian is quarz sand,containing much secondary pores and less primary pores. 二叠系致密砂岩储集层多为石英砂岩，原生孔隙不发育、以次生孔隙为主。
- Ok. Luxury, mid-size or compact? 好。是要豪华型、中型还是小型车？
- You can get the feel of a compact car in no time. 你很快就能把小型车摸清楚。
- I appreciate his compact style of writing. 我欣赏他那简洁的文体。
- His uncle is a man of compact build. 他叔父身体结实。
- The compact disc is a miracle of modern technology. 激光唱片是当代技术的奇葩。
- The two states made a compact to co-operate against terrorism. 两国签订了反恐怖主义合作协议。
- low-porosity compact sandstone 低孔致密砂岩
- Not taut, firm, or compact; slack. 松弛的不紧、不严密或不坚实的; 放松的
- A compact camera; a compact car. 不占空间的摄像机; 小型汽车
- compact sandstone 致密砂岩
- Roll deposits cut across sandstone bedding. 卷型矿床切穿砂岩的层理。
- compact sandstone gas field 致密砂岩气田
- Sand was deposited which hardened into sandstone. 沙经沉积固结形成沙岩。
- The company came up with a new, more compact computer. 公司推出了一种新的更小型的电脑。
- The two nations made a compact to control drug traffic. 两国达成协议控制毒品走私。
- The sandstone and shale units are of the same age. 砂岩和页岩单元是同时的。
- The sandstone shows a more persistent oscillation. 砂岩表示一个更为持久的扰动。
- The Commonwealth agreed to make a compact with this country. 英联邦同意和这个国家订约。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
