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Science is usually composed of four parts:(1)scientific facts;(2)the explanations to the scientific facts by guesstimated causes;(3)deducing out the relevant laws,formulas and predictions from these guesstimated causes as the premises;(4)strictly verifying these laws,formulas and predictions.

科学通常由四个部分组成，科学事实；用猜测的原因对科学事实进行解释；推演出相应的定律、公式、预言等；对这些定律、公式、预言等进行严格检验。

At first, the optimization formulas of the structuring element are derived in the case of erosion and dilation. Then, adaptation formulas for an arbitrary composition of erosions and dilations are obtained.

通过将腐蚀与膨胀运算用隐函数表示，推导出腐蚀与膨胀运算中结构元的优化公式，由此进一步可得到任意组合形态滤波器的自适应优化公式。

Although there are many kinds of disk friction loss formulas, practical computation indicates that the results of these formulas are not exact and the windages can not be neglected.

虽然计算离心泵圆盘摩擦损失的公式较多，但实际计算表明这些公式的计算结果都存在较大偏差。

This paper analyzed the influence and rule of the setting for the key parameters, constant set, and operator set in GEP and proposed an improved GEP algorithm. The new algorithm was applied in the tunneling fields, and got the horizontal and vertical ground settlement formulas of Double-O-Tube shield. The experiment shows that the mined formulas may match the real value quite well.

本文分析了基本的GEP算法中关键参数、常数集、符号集等设置对公式发现的影响和规律，提出了GEP算法的改进方法，并将其应用在隧道工程领域，得到了双圆盾构施工横向和纵向的地面沉降预测公式，与实测值的比较表明所发现的公式有很好的吻合度。

Taking velocity moment as controlled variable, the formulas were deduced to calculate quasi-3D inverse problem for uniform stream model of guide pulley. According to the theory of two relative flow surfaces and the force analysis of air bubble, the formulas were deduced to calculate quasi-3D direct problem while gas and liquid running in the guide pulley of multiphase pump, and a method was provided to carry on quasi-3D numerical calculation of inner flow filed.

以速度矩作为控制参数，推导出多相泵导轮中均匀流模型的准三维反问题计算公式；基于两类相对流面理论及气泡的受力分析，推导出气、液两相在多相泵导轮中运动的准三维正问题的计算公式，提出一种对多相泵导轮内流场进行准三维数值计算的方法。

The current legislation specifically states the criteria for infant formulas and follow-on formulas to be based on cows' milk protein, hydrolysed protein or soya protein.

现行立法明确规定的标准，婴儿配方和后续的公式是根据牛奶蛋白，水解蛋白或大豆蛋白。

Results: The food-borne pathogens were detected with an overall positive rate 16.52% from 466 samples, whereas Salmonella spp (10.56%), Listeria monocytogens (3.15%), Escherichia coli O157:H7 (0.48%), Bending genus (3.53%), Vibrio parahemolyticus (3.13%), Staphylococcus aureus (12.20%). Bando kawasaki enterobacter was not detected from infant milk formulas. The most heavey contamination by the food-borne pathogens are in poultry meat (45.35%), whearas milk cheese (41.18%), foods made of wheat flour and rice (17.46%), Xurou (16.30%), seafood animals (9.38%), cooked meat products (4.17%). The food-borne pathogens were not detected from vegetable salads and non-fermented soy products and infant milk formulas. Salmonella strains were serotyped into 5 serum groups and 6 subgroups and 12 serotypes, top three sertypes are S.enteritidis, S.

结果：466份样品中77份检出食源性致病菌，总阳性率16.52%，其中沙门菌10.56%，单增李斯特菌3.15%，大肠杆菌O157：H70.48%，弯曲菌3.53%，副溶血性弧菌3.13%，金黄色葡萄球菌12.20%，未检出阪崎肠杆菌；九大类食品中生禽肉污染最严重，阳性率45.35%，其次是生奶与奶酪，阳性率41.18%，面米食品阳性率17.46%，生畜肉阳性率16.30%，动物性水产品阳性率9.38%，熟肉制品阳性率4.17%，蔬菜沙拉、非发酵豆制品、婴儿配方奶粉中均未检出致病菌；沙门菌血清学鉴定，分属5个群6个亚群12个血清型，排前3位的是肠炎沙门菌、沙门菌Ⅱ(4，12：z：1，7)和鼠伤寒沙门菌。

The result shows the theoretical formulas are suitable to the penstocks with any distance between rings and can be regarded as the general formulas for the structure analysis on stiffened penstocks.The stiffness coefficient and the equivalent flange are the function of the ring distances.

结果表明，本文的理论公式适用于任何间距的加劲钢管，为加劲压力钢管结构分析的通用公式；加劲环的刚度系数和等效翼缘为其间距的函数，这些新结论是对现行压力钢管设计规范的补充和完善。

In this paper, the principle and formulas to evaluate the stability of slopes with ground water are introduced,the equilibriumfunctions of element have been derived consideringthe influence of the pore pressure, and the formulas of water pressure on boundaries of element are also discussed.

摘 要：讨论了地下水作用边坡稳定性分析的运动单元法基本原理与公式，推导了有孔隙水压力影响的单元静力平衡方程和单元边界水压力的计算式。

Firstly, the formulas of continuous profile curves are educed from the formulas of the cutter profile curves, so the profile of helical gears can be fast and accurately created.

修形技术对提高齿轮箱传动性能有重要意义，而齿面偏差和轴线偏差是对齿轮强度产生影响的误差因素。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新