差

On the basis of operating principle and the observations by borehole shear strainmeter and by use of theoretical earth tide,a new method for in-situ calibration of borehole shear strainmeter at Taian station is presented.

结合钻孔差应变仪的工作原理，借助体应变观测资料，提出了利用理论固体潮对泰安台差应变观测进行实地标定的新方法。

While discharging, there is severe negative difference effect which reduces discharge current efficiency. Increasing ebullition of H2 and dropping of granules are intuitionistic causes of NDE.

镁合金的恒流放电过程中，出现严重的负差效应，影响其电流效率，放电过程中析氢的加剧和未放电颗粒的脱落是负差效应产生的直观原因。

Comparing these two results in view of computational efficiency and computational accuracy,it appears that MGM is superior to FDM in solving electrostatic field distribution for the electron optics problem.

通过与目前在场计算中常用的有限差分法进行比较，可以看出多重网格法的计算效率和计算精度优于有限差分法。

A parameter elimination method to convert a parameter adjustment model to a condition adjustment model was brought forward.

提出了一种将间接平差模型转换为条件平差模型的参数消去方法。

Mirror 3 is an ellipsoidal surface that can correct spherical aberration and coma, but the field is curved

镜3是个椭球体，校正了系统的球差和彗差，但还存在像场弯曲

By re-constructing the system, the residual error dynamic characteristics of unknown input and fault signals including unknown disturbances and modelling error are obtained. The energy norm indexes of disturbance and fault signals of residual error are selected separately to reflect the restraint of disturbance and the sensitivity of faults, and the design of fault detection observer is described as an optimization problem.

通过对系统进行重构，获取了包括未知扰动、建模误差等未知输入信号和故障信号的残差动态特性，分别选取残差的扰动信号和故障信号的能量范数指标来体现其对扰动的抑制作用和对故障的灵敏性，并将故障检测观测器的设计描述为一个优化问题。

Epistasis analyses of blast- and bacterial blight- resistance of rice and blast-resistance of barley

水稻群体中抗稻瘟病性状和抗白叶枯病性状的二位点互作效应分别能解释变异方差的2.6％-9.6％和1.4％-9.4％，而大麦群体中的二位点互作效应能解释变异方差的5.1％-20.5％。

The results showed that the effect of tree-based stratification was morereasonable than equidistance grouping.The difference of lung cancer incidenceis largest between strata and smallest within every stratum with this method.

研究显示，按该模型对主要危险因素进行分层的结果优于常规使用的等距离方法，主要表现在层间率差拉大，层内再分层的率差变小。

According to the instantaneous value of transmission line voltage, the current instantaneous values of shunt reactors and 17 equivalent circuit capacitance can be calculated.

由线路电压瞬时值分别实时计算出流入并联电抗器和流入线路Ⅱ型等值电路两侧电容的电流瞬时值，再从线路每侧电流除去这两部分电流，用得到的新电流瞬时值作常规采样值差动和故障分量采样值差动保护计算。

In Chapter 4, using Newton series, we obtain a divided differences formula of composite functions, and give a matrix equivalent form of these composite functions. Moreover, we derive a divided differences for the reciprocal series.

第四章利用形式Newton级数得到了复合函数的差商公式，并给出复合函数的一个矩阵等价形式，从而得到一个反级数的差商公式。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。