查询词典 approximate

A feeding trial was conducted to study the effects of multi-enzyme on growth performance, digestibility and approximate body composition of grass carp Ctenopharyngodon idellus. Three hundred and sixty fish were randomly allotted to four groups with triplication and fed diets containing multi-enzyme at a rate of 0, 300, 600 or 900 mg/kg.

选用体重为(31.51±0.43)g的草鱼Ctenopharyngodon idella 360尾，随机分为4个处理组，每组设3个重复，每个重复放30尾鱼，分别添加不同梯度水平(0、300、600、900mg/kg)的木聚糖酶、β-葡聚糖酶、淀粉酶、蛋白酶为主的复合酶制剂。

The distribution of lifetimes of species follows an approximate power law only over a limited regime, and the distribution of trophic level follows an exponential attenuation.

首先，在第一章中介绍了数学生态学和生态模型发展的几个热点，然后介绍了Chowdhury等的统一的宏观和微观的生态模型及它的发展情况。

According to a semi-infinite truncated cone model, in Laplace space the approximate analytical solutions of the bottom surface of rigid circular plate and semi-infinite viscoelastic medium are obtained and the calculating model and formulae of seismic forces are presented.

根据半无限截头圆锥模型，在拉氏空间中获得刚性圆板底面与半无限弹性介质相互作用的近似分析解，提出了刚性圆板地震力计算模型及计算公式。

In this algorithm, by initially setting a larger threshold of rate-distortion slope and marking the channels that their rate-distortion slopes are larger than the thresholds in each coding block as "selected state", and then decreasing the threshold step by step until the sum of the rate of those selection exceeds the predefined rate limitation, an approximate optimal truncation point will be obtained.

本算法通过初始设置一个较大的长度－失真斜率阈值，将每个编码块中长度－失真斜率大于该阈值的通道置为"选入"状态，逐次减小该阈值并重复上述过程，直到状态为"选入"的通道的累积码流长度大于设定的码流长度，得到近似的最优截断点，再采用舍弃最小斜率的方法获得最优截断点以实现码率控制。

The grinding trace is an approximate round curve overlapped while the swing period of swing-arm is the half or the same of period of turnplate.

当摆臂摆动周期是转盘转动周期的0.5或1倍时，磨削轨迹为重合的一条近似圆弧曲线，该传动比为合理值。

The draught of the vessel at the beginning and end of the day and an entry computed by comparison of two successive days' draught, of the approximate tonnage loaded or discharged.

每天开始和完毕时的船舶水尺和从对比相连两天的水尺读数计算所得的大约装卸吨位的记录。

The book covers one-, two- and three dimensional problems which are solved by using exact and approximate analytical methods and numerical methods such as: the finite difference method, the finite volume method, the finite element method and the boundary method.

书中涵盖一，二和三是利用精确和近似分析方法和数值方法，如：有限差分法求解二维问题，有限体积法，有限元法和边界法。

Based on variation principle, a free vibration variation-integration equation of cantilever curved pipe for conveying fluid is derived. This is a bending-torsion-fluid tree phase coupled dynamics problem. It is difficult to uncouple and to obtain bending and torsion analytic solution separately. We can only look for approximate solution or numeral results.

根据变分原理导出了悬臂输液曲管的变分－积分方程，这是弯曲－扭转－流体三相藕合的动力学问题，无法解藕而单独求出弯曲和扭转的解析解，只能作近似计算。

The experiment and the analysis show that our algorithm not only can find good approximate partitioning of undirected graph,moreover can reduce the time complexity and the space complexity effectively.

实验及分析表明该算法不仅能找到无向图的近似最优剖分，而且有效地降低了空间复杂度和时间复杂度。

According to the invention, a method for increasing quality of an enhanced output signal to approximate an undistorted sound signal is disclosed.

根据本发明，公开了把增强输出信号的质量提高到接近无失真声音信号的方法。

Certain types of sockets are ''connectionless'', most commonly

某些类型的套接字是无连接的，大多数是UDP协议。

Take it in to his nibs yourself .

你自己拿进去给头儿吧。