查询词典 summation formula

Through modifying proportions of potassium nitrate, sulfur, phenolophthalein and potassium hydrate, formula of charcoal-free black powder is optimized by replacing charcoal with reactant of phenolphthalein and potassium hydrate.

以酚酞和氢氧化钾的反应物替代木炭，通过调整硝酸钾、硫磺、酚酞及氢氧化钾的混合比例对无木炭黑火药配方进行优化设计，对比研究了普通黑火药与无木炭黑火药在机械感度、静电火花感度、热分解过程及输出特性等方面的差异。

Intussusception after because I heard the reason is fine to eat, or eat sweet potato and corn flour, and so we beat him good of intussusception, we did not give him to eat formula, and eat milk-based drinks.

因为肠套叠后听说是吃精细的原因，还是多吃红薯与玉米粉好，所以我们打他的肠套叠好后，我们就没再给他吃配方奶，而吃些饮料型的奶。

There is no set formula for this which covers all time periods, as acceptable powder charge densities, the burn rate of powders, the chemical composition of powders, the amount of the charge's energy wasted as smoke, and other factors change as improvements are made over the years.

对于这些问题在任何时代都没有什么固定的规律可循，比如适当的装药量，火药的燃烧率，火药的化学成分，由于烟气造成的能量浪费，还有其他诸如火药性能的提高之类的因素。

Infrared transmittance was also tested in the article when smoke composition granularity, density of powder charge , relative humidity ,mass of the raw materials per unit volume were different in formula.

文中还测试了发烟剂在原材料的粒度、装药密度、大气相对湿度、单位体积用药量不同时的红外透过率。

Pump efficiency is not an independent performance parameters, it can from other performance parameters such as flow, head and shaft power obtained by the formula.

泵的效率不是一个独立性能参数，它可以由别的性能参数例如流量、扬程和轴功率按公式计算求得。

The test results were then independently reviewed by the Society of Automotive Engineers and published as an SAE paper, before the formula was finalised and finally released to petrol stations as New Shell Unleaded, Shell Unleaded 95 and Shell Premium Unleaded petrols.

测试结果，发表在独立审查的汽车工程师学会和一个汽车工程师学会发表论文，在公式最后定稿之前，公布在加油站的无铅新壳牌，壳牌无铅95和壳牌高级无铅汽油

The results indicate that permethrin, a key component of the termiticide formula, can be adsorbed well by the surface layer of soils.

试验发现，复合剂中的主要杀虫成分--氯菊酯能被土壤表层很好吸附。

On the basis of the investigation conducted in the shipyards within the jurisdiction of the Ministry of Communications,and in the light of the practical situation of a cerfain shipyard,this paper comes up with a pre-estimation method of the requirement of the specialist personnel, recommends a formula of the pre-estimation of the specialist personnel needed by ordinary shipyards,and probes into the mode of both the level of the formal schooling record and the ratio of specialities.

本文在交通部属修造船厂进行典型调查研究的基础上，结合某修造船厂的现状，对专门人才的需求从数量上提出了近期预测的方法，推荐了一般船厂的专门人才预测的公式，并探讨了合理的专门人才学历层次与专业比率的模式，作了可行性分析。

Finally, It is studied of the shear mechanism of FRP reinforced RC beams, two failure models are analyzed concerning FRP shear-strengthened of RC beams, that are FRP snap and FRP peelings, the main reasons that affecting shear loading of FRP reinforced RC beams arc analyzed and their effects are analyzed. Through assaying, shear capacity of FRP reinforced RC beam is obtained by simply interference, formula of calculation is put forward, and it is shown that the results agree well with available test results.

最后研究了FRP加固钢筋混凝土梁受剪性能，分析了受剪破坏的两种模式，即FRP拉断和FRP剥离破坏模式；分析了影响FRP加固钢筋混凝土梁受剪承载力的主要因素及其影响情况；通过分析用简单的叠加方式来计算FRP加固钢筋混凝土梁抗剪承载力，提出了计算表达式，并且与收集的试验数据进行了比较，结果与试验结果吻合良好。

The measurement comprehensive precision evaluating formula considering the weight of baseline observation is put forward in the paper.By checking calculation and analysis,the views on those problems have been proved to be reasonable and representative,and it can be used to revise and to complete the corresponding standards.

其中的( 1 )和( 2 )类误差在仪器检测时表现为加、乘常数及其检测误差，它是文献［1，2，3］规定的必检项目，也是影响测距精度的主要误差源，因此必须对新的和使用中的EDM 的常数进行定期检测，并用检测值对距离观测值施加有效的改正，以保证和提高距离测量的精度。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。