如果我们想更加精确一点，我们知道当t变化的时候，乘以导数就出现了，well, t, times, the, derivative, comes, in，这是函数变化量的线性近似。
If we want to be a bit more precise, we know that when we change by t, t that's for linear approximation to how the function changes.
为什么我们不确定一个新的能量单位,它近似于我们需要测量的一些量？
Why don't we define a new unit of energy That isnear to what we have to measure?
它配有一个可自行后卷的纺织物车顶——这种设计并非为了取悦驾驶者和乘客，而是为了让该车拥有近似卡车一样的承载量。
It featured a fabric roof that rolled back on itself — not for the pleasure of the driver and his passengers but to help give it near-truck-like carrying capacity.
大多数电子商务网站设计都不便于手机访问，可以近似地看出手机访问带来的销售量占总体销售量的比例不高。
With e-commerce design largely unaccommodating to mobile users, it appears as if mobile sales don’t account for a large percentage of online orders.
小麦是世界上被广泛种植的农作物，并且承担着人类五分之一的卡路里摄入量（水稻占有近似的比例，所有的其余食物占有剩余比例）。
Wheat is the world’s most widely planted crop and accounts for a fifth of humanity’s calorie intake (rice has a similar share; all other foods combined account for the rest).
针对运用矩量法计算电大尺寸天线时遇到的严重困难，提出一种基于矩量法的计算天线远场的远区近似(MOM- FZ)方法。
Aimed at the difficulty in calculating an electrically large size antenna by using MOM, a far zone approximate method based on MOM (MOM-FZ) was presented for calculating radar antenna pattern.
对长模拟时间，这种时间近似求解能显著减小计算量。
The results indicate that the approximation in time leads to dramatically reduced computation for long simulations.
含氯量和孔隙度之间的关系图式也许近似于一条双曲线。
The relation between the chlorinity and porosity may be approximated by a hyperbola.
该方法用于近似业务量的无穷可分层叠模型。
The method can approximate the infinitely divisible cascades model of traffic.
这种方法能满足近似同步cd MA (AS -CDMA)系统对大用户量的需求。
This method can satisfy demand of larger user size for approximately synchronized CDMA (AS-CDMA) system.
配置法是以满足纯插值约束条件的方式，寻求算子方程近似解的方法，且具有无需计算数值积分、计算量小、收敛阶高等优点。
The collocation method is a numerical method which search for the approximate solution of the equation by way of meeting pure interpolation condition.
对应的两个指标能从量及其分布的角度对系统长期的电能供需情况作出近似的指示。
The long-term power supply-demand situation can be approximately denoted by the two corresponding indices in the aspects of power quantity and distribution.
该方法基于单位分解(PU)框架，定义了带分析信息的增强覆盖函数，建立场量函数的近似公式表达。
Under the framework of partition of unit (PU) in the method, enrichment cover functions with the known analyzed information were defined, and the formulation of approximate field function was built.
通过合理控制计算量，得到了微分方程近似解的局部截断误差的估计。
The local truncated error estimation of the approximately solution could be obtained with reasonable computational cost.
为了避免多次结构重分析导致的计算量剧增，提供了近似结构重分析技术。
Approximate structure re-analysis technique is given to avoid increased computation in re-analysis.
采用相对相位叠加的高频近似方法，处理天线阵高频区散射的计算，大幅减少了计算量。
The amount of calculation is greatly decreased over high frequency zones by using high-frequency approximation method.
该方法避开了近似因子分解及矩阵运算，具有精度高、稳定性好、计算量少等优点。
It can avoid approximate factorization or block-bidiagonal matrix, and has obvious superiority in enhancing accuracy, lessening amount of calculation, improving stability.
从主量元素（包括CIPW标准矿物组成）和过渡元素组成来看，该岩系近似原始岩浆组成。
The major elements (together with CIPW standard minerals) and transitional elements indicated that these dikes were similar to primitive magma.
现通过实践，推导出单位炸药消耗量的近似计算公式，与查表求出的数值基本吻合，从而更具有实用性。
Here is another approximation formula come from practice to determine the explosive consumption. It is more practical and could be calculated precisely without the table.
应用微分法作近似计算，推导出了齿轮加工中计算第二次径向进刀量的简易公式。
Makes the approximate calculation by the use of differentiation, and puts forward the simple and easy formula of second feeding in processing gear.
对于爆轰驱动平板问题，当理论近似或实验拟合给出某些物理量后，可以借助抛射角方程导出适用的抛射角公式。
For the problem of detonation driving plate, if some quantities could be gained from theories or experiments, we can deduce the projection Angle formula from the projection Angle equation.
假设信号是近似正态分布的，就可以从相关矩阵的行列式计算出每个波段的条件信息量。
If signals are supposed to be normally distributed, then by computing determinants of correlation matrices, conditional information of each channel signal can be obtained.
文中还对锐聚焦系统给出了最佳归一化离焦量的表达式和相应的ETF近似公式。
For sharp-focusing system, the expressions for the position of optimum image plane and its corresponding ETF are also given.
由于优化法和近似法均以显式公式给出，因而，这些方法设计简单，计算量少。
Because that explicit formulae are given out, optimization process are avoid and the design of fan filters is very simple.
通过大量管材弯曲试验，分析了沿弯曲线的切向和管壁厚方向的应力应变状态，给出弯管内、外侧管壁厚变化量和切向应变的近似计算公式。
Based on lots of tube bending experiments, the stress-strain state along the tangential direction of bending line and the direction of the wall thickness is analyzed.
壁厚局部变薄量可以近似表示为扩径率的线性函数。
The local thinning of wall-thickness can be described by linear function of expanding-ratio.
退水量和地下水埋深之间近似为幂函数关系，与蒸发量之间近似服从线性关系。
The relationship between drainage water volume and groundwater table agreed with by power function, drainage water volume and evapotranspiration, a linear function.
通过实测沉降资料与近似理论曲线的拟合，获得竖向排水井地基的最终沉降量和平均固结度，从而预估其工后沉降量。
Based on the consolidation theory of ground with vertical drains under the condition of equal vertical strain, approximate theory settlement curve calculation method is put forward.
应近似地按柱塞位于下止点时的环隙计算抽油泵的环隙静、动态漏失量。
And the static and dynamic leakage of the pump should be approximately calculated according to the annulus at the end of the plunger's downstroke.
应近似地按柱塞位于下止点时的环隙计算抽油泵的环隙静、动态漏失量。
And the static and dynamic leakage of the pump should be approximately calculated according to the annulus at the end of the plunger's downstroke.
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