查询词典 Boolean calculation

In order to improve the design of technique within edible oil engineering,according to the structure feature of the plate column used in oil plant recently,the method of calculation has been studied,including the detail calculation of diameter,height,number of plates and effciency of the plate column .

针对目前食用植物油加工过程中广泛应用的板式塔的结构特点作了较为详尽的工艺计算，给油脂工程设计寻求到充分的理论依据，从而使板式塔的计算更加精确，促使油脂工程设计水平达到一个新的高度。

The compression process CAD mainly included primary contents as following: compression part process judging, shaping force calculation, hydropress selection, opening die force and knockout press calculation, checking the worki...

模具结构CAD主要包括：总装设计、凸模设计、凹模设计、加料室的设计计算、凸模与加料室及凹模的配合形式、侧向抽芯机构设计、标准件的管理、非标准件的管理、工程图生成。

On the basis of the theory of warhead penetrating homogeneous target and with the some hypothesis,the theoretical calculation model for end-point trajectory of warhead penetrating ribbings structural target was found.The results by theoretical calculation to residual velocity of warhead were consistent with that by experimental test.

在现有弹丸侵彻均质靶板理论的基础上和一定假设条件下，得到弹丸对加筋结构靶侵彻的终点弹道理论计算模型，弹丸过靶后剩余速度的理论计算结果与实验结果基本一致。

Chop and Rezone blocks are developed in order to considering effects about calculation grid and calculation of the convective transport.

给出了确定进气道壁面边界条件、进气门表面边界条件以及进出口开口系统边界条件的计算公式。

The paper analyzes the fuel injection control strategy and provides the calculation method of engi- neer load and injection measuring width.The correcting reasons,calculation method and effect of many cor- rections are also given.

主要对电子燃油喷射系统喷油控制进行分析，详细给出了发动机负荷、喷油脉宽的计算方法，同时也给出了各修正量的修正原因、计算方法和影响效果。

The accuracy of Rayleigh scattering calculation affects the quality of atmospheric correction of the ocean color remote sensing significantly, and it is essential to solve the vector radiative transfer equation in plane-parallel atmosphere to improve the accuracy of Rayleigh scattering calculation.

瑞利散射计算精度对海洋水色遥感大气校正的精度起着关键作用，为了提高瑞利散射的计算精度，需要求解平行分层大气矢量辐射传输方程。

Based on discussion of attached plate and analysis of beam elements calculation results, a experience formula is deduced for the calculation of a beam element's inertial moment.

基于对梁元带板问题的讨论及对大量梁元的实际计算结果分析，推导出该梁元惯性矩计算的经验公式。

Under the operation and standard condition, the performance of Roots blower in sewage treatment plant is changed with inlet temperature and pressure, aiming at this problem, the method to determine volume flow and outlet pressure of blower are discussed. Combining with thermodynamics and the operation principle of blower, the calculation formula of flow is derived, and the using method of the calculation formula is explained through example of selection and design in actual engineering.

针对污水处理厂罗茨鼓风机在使用状态与标准状态下，进口温度、压力等条件发生变化时，导致风机的性能也发生变化这种情况，探讨了设计选型时，鼓风机容积流量、出口压力等的确定方法，结合工程热力学原理及罗茨鼓风机的工作原理，推导了流量的计算公式，并通过实际工程中选型设计的计算范例，说明了计算公式的使用方法。

Under the operation and standard con2dition , the performance of Root s blower insewage t reatment plant is changed with inlet tem2perature and pressure , aiming at this problem ,he method to determine volume flow and outlet pressure of blower are discussed. Combining with thermodynamics and the operation principle of blower , the calculation formula of flow is de2 rived , and the using method of the calculation formula is explained through example of selection and design in actual engineering.

针对污水处理厂罗茨鼓风机在使用状态与标准状态下，进口温度、压力等条件发生变化时，导致风机的性能也发生变化这种情况，探讨了设计选型时，鼓风机容积流量、出口压力等的确定方法，结合工程热力学原理及罗茨鼓风机的工作原理，推导了流量的计算公式，并通过实际工程中选型设计的计算范例，说明了计算公式的使用方法。

Our research work of combination of iceland and glass polarizing prism is based on four points: select suitable material、 calculation、 machining and testing. Select suitable material means that select the optical glass and glue that can match with iceland suitably; The optimal design scheme of prism is determined by calculation and analysis; The samples are machined, solving the technical problems, such as the matching of material and increasing transmittance; We pay attention to the transmittance and extinction ratio of prism in experimental test.

本文对冰洲石—玻璃组合偏光棱镜的研制工作主要围绕选材、计算、加工和测试这四个要点展开：选材即选取可以与冰洲石晶体实现较好匹配的光学玻璃和胶合剂；通过计算、分析，确定最优化的棱镜设计方案；样品加工，解决该棱镜加工的技术难题，如材料匹配和提高透射比问题；实验测试主要关注棱镜的透射比和消光比。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。