Note that views using this feature index a bit more slowly because presumably the server must do more work than usual when refreshing a view. 请注意:视图使用此特性时索引速度会稍慢一些,因为刷新视图时服务器可能要做比平时更多的工作。
Check out the index accompanying this column; aren't experiences like those worth just a little bit of extra effort? 读者不妨看看这个专栏的文章索引,那些特殊的体验难道不值得你为此做出一点额外的努力吗?
The receive index defines the information start and end based on using the receive information to control byte bit. 接收指令使用接收信息控制字节中的位来定义信息启始和结束。
The author also discussed the method to extract Pdc index while PDC bit drilling, so as to realize whole well ′ s continuous pressure monitoring. 文章还首次探讨了在PDC钻头钻进情况下的dc指数求取方法,使全井的压力检测得以实现。
Influence of refractive index mismatch on data bit in two-photon three-dimensional data storage 折射率失配对双光子三维信息存储中信息点的影响
Based on rational evaluation index system, a new bit performance evaluation method ( the principal component projection method) is presented. 在合理选取钻头性能评价指标的基础上,提出了一种新的钻头性能评价方法&主成分投影法。
The author puts forward a method of comprehensive index to evaluate the technical and economical effectiveness of a diamond whipstock bit. 同时,对造斜钻头技术经济效果,提出了综合指标指数的评价方法。
The thymus index and spleen index were a little bit higher in experimental smoking group than that in common smoking group, but no difference on statistic. 实验烟组的胸腺指数及脾指数略高于普通烟组,但差异无统计学意义。
The experimental apparatus and methods for determining the anisotropic index of a diamond impregnated bit were introduced. 介绍了测定孕镶金刚石取心钻头各向异性指数的实验方法。
According to the rock-drillability index values obtained from cuttings and the relationship between the bit types and the rock-drillability index values, the most appropriate bit for any hole section can be selected. 根据地层可钻性的随钻标定结果及变化趋势,利用钻头类型与地层可钻性级值的对应关系,即可优选出适合于待钻井段的钻头类型。
A turnable structure matched with index bit ( named index spacer) has been designed. 本文设计和计算了一种可转位刀垫的结构。
Conclusion: Qualified proportion of microbial index in this sampling inspection is higher, harmful chemical pollution is not serious, sanitary situation is better, but the qualified proportion of functional factor is a bit lower. 结论:本次调查被抽样品的微生物指标合格率较高,有害化学物质的污染并不严重,卫生状况较好,但功能性因子的合格率较低。
In the method proposed, the coefficient matrices after orthogonal transformation are divided into three kinds according to the activity index. Then adaptive threshold compression, bit distribution and quantization are carried out. 该方法将正交变换后的系数矩阵按活性指数分为三类,然后进行自适应门限压缩、比特分配与量化。
The relationship between bit types and the rock-drillability index values was given based on a number of field bit data. 对数百只钻头的使用资料进行了统计分析,建立了钻头类型与地层可钻性级值的对应关系。
By analysing the methods of selecting bit in common use, the problems of lacking in selection index compare, without considering the influence of drilling parameters on bit service result, selecting single and being unable to overall reflect bit service result are pointed out. 随着钻头品种的增多,地层优选钻头类型日益受到重视。本文对常用钻头选型方法进行了分析,指出了存在的问题:没有考虑钻井参数对钻头使用效果的影响,选型指标缺乏可比性;
Rock drillability index is a very key parameter in selection of drill bit type and determination of productivity in petroleum, mining and geology. Unfortunately, there are many limits in the current definition as well as experimental methods. 岩石可钻性指标是石油、矿山及地质部门广泛用于钻头选择和制定生产定额的重要参数,但现行可钻性指标的定义及参数获取的实验方法还存在许多问题。
The influences of length, dispersion index and attenuation index of transmission fiber and incident optical power on BER ( bit error rate) and Q value of the system is analyzed. 仿真研究了传输信道和光功率对光码分多址系统性能的影响,分析了传输距离、光纤色散系数、光纤衰减、入纤光功率等与误码率和Q值的关系。
The rock drill ability is an important index for optimizing the selection of drill bit. 岩石可钻性是石油钻井中优选钻头类型的重要依据。
Based on intensive study of bitmap compressions, we proposed a rich-extend partition bitmap index approach and a self-adaptive partition word-aligned bit vector compression approach ( APWAH). 特别对位图压缩技术进行了深入的研究,提出了一种富扩展划分位图索引和一种自适应的划分字对齐压缩方法(APWAH)。
In index update, the geometric partition merge is not good enough for deleting documents. So we improve the geometric partition merge and propose a new geometric partition merge based on bit array. 在索引更新方面,针对几何划分合并不能很好支持文档删除这一缺陷,本文提出基于位数组的几何划分合并算法。
The encoder analyzes every single frame of speech signal and extracts parameters ( coefficients of linear-prediction filter, codebook index and gains of adaptive codebook and fixed codebook), then transmit them to the decoder in the form of bit stream. 编码器对每一帧语音信号进行分析并提取各种参数(线性预测滤波器系数、自适应码本和固定码本的码本索引以及增益),再把这些参数编码以比特流的方式发送到译码器端。
After that, the news receiver/ user will produce an index table of the video sequences that are to be downloaded by dotting the low bit rate video files. 然后由新闻消费方通过对低码流视频文件进行打点操作,产生最终需要下载的视频序列索引表。