Preconditioned con- jugate gradient algorithm is a fast and accurate computational algorithm.

预条件共轭梯度法是一种精并且收敛迅速方法。

The timing of the gun was precisely synchronized with the turning of the plane’s propeller.

风门调速与飞机螺旋桨转动精同步。

The edge must be machined down to 0.02 millimetres.

这边缘必须切割到0.02毫米精度。

An Ordnance Survey grid reference gives the position of a place to within 100 metres.

全国地形测量局地图坐标标示某地位置精到100 米以內。

The army used precision-guided munitions to blow up enemy targets.

军队用精瞄准枪炮炸掉敌方目标。

While he knows the precise mixture of these easily mixable grains, he can not buy that mixture!

他知道自己饲料精配比，在市场上是买不到这样饲料。

Never mind the exact technical specification; just give us a free translation of what the machine can do.

别在意要有精技术说明, 只要把那机器功用给我们意译一下就可以了。

Compared with traditional "isogonal transformation method", all geometric parameters of the leaf curved surface may be calculated exactly.

与传统“等角变换”法比,可精叶片全部几何参数。

He has a mathematical mind.

他有精数学头脑。

Under mild assumptions on the inexactness, we can find an e-approximate solution of the SOCP by using this algorithm.

在相对不精假设下，利用该法可找到二次锥规划ε-近似解。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对羟基苯磺酸钠含量具有高精度和准度，且方法简便、快捷、易于推广。

Another critical factor when designing tricycle gear is to properly balance the load carried by the main gear versus the nosewheel.

前三点起落架另一个不利因素,设时需要精分配主轮与前轮负荷.

This is a physician's manual, it offers a clear and precise model for the clinical application of a vitalist healing philosophy.

它是一本医生手册，为医生临床应用提供清楚、精例。

This system is unique in the market and results in very smooth movements of the machine assuring centesimal precision results in duplication.

该系统在市场上属于独创，能够非常平稳地移动，并保百分之一复制精度。

Large, dual-LCD lets you view pH (or mV) and temperature values simultaneously, and provides measurement and troubleshooting data with its decipherable icons.

自动温度补偿即使有温度变动时也可保持读数精性。

Ichnofabric analysis displays a rising significance on accurate environmental interpretation of sedimentary units in oil-bearing basin and precise recognition of depositional disconuities.

近年来，遗迹组构分析其日益增长意义主要表现在含油气盆地地层单元成因环境精解释和各类不连续面精细识别。

The tool design,working methods and process fundamentals of the trepanning processing were introduced.It proved that trepanning processing is a more cost-effective and accurate method.

从套孔刀具设、加工方法以及套孔工艺基本要求几个方面说明,套孔是一种更经济、有效并且精深孔加工方法。

A method is proposed to exactly diagonalize the Hamiltonian of a N-layer quantum dot containing a single electron in each dot in arbitrary magnetic fields.

摘要用精对角化方法研究了处于外磁场中N层单电子垂直耦合量子点系统，了基态跃迁随外磁场变化关系。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合现场试验,根据直线电机采油泵运动特性,综合考虑了液体可压缩性、魏氏效应、液体连续流动条件和球阀动力特性,建立了直线电机采油泵球阀运动规律精运动微分方程组。

The cantilever taps across the surface with metronomic precision.But as it moves, it also behaves much like a tuning fork, producing overtones related to the fundamental vibration.

悬臂以精节奏轻触过物体表面，而悬臂移动时，就像是一个音叉，会产生与基本振动有关谐音。