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Most of non-equilibrium microstructures in the original microstructure dissolve into the α-Mg matrix due to the diffusion of the solute and then the remainder is melted firstly. The more the increasing of cooling rate or pre-deformation, the more the secondary dendrite arms are easy to coarsen.

原始组织中的非平衡共晶组织在加热过程中大部分扩散溶解而溶入基体中，剩余部分在加热过程中首先熔化；冷却速率越大或预变形处理以后的试样在熔化过程中更容易发生二次枝晶臂之间的合并。

The mixed sown pasture of white clover and cocksfoot, which was the most typical grassland type on the Yun-Gui plateau, and the ideal beef cattle varieties such as shorthorn and cross-bred breed cattle by three components , which were adapted to be raised and grazed on the pasture in the south of China were studied as follows: Firstly, the basic data regarding pasture production, beef cattle production, grazing management and running management inside and outside of China were collected in flocks on the basis of collectivity optimization for beef cattle grazing system on sown pasture and a whole set of system of indicator management for beef cattle production had been studied on the whole aspects in order to manage every factor affecting on grazing system in fix quantity.

在对人工草地肉牛放牧系统进行总体优化的基础上，收集大量国内外有关牧草生产、肉牛生产、放牧管理和经营管理等方面的大量基础资料，从系统角度研究出一套完整的肉牛生产的指标管理体系，以对影响放牧系统的各个因素进行定量化管理；2。

The characteristics of this model are as follows: Firstly, with the aid of Newton Interpolation method , we obtain the fluctuation coefficient function , and the curve function for the degree of change of the future contracts price.

本模型在保证较高防范风险能力的基础上可降低保证金的收取水平，为期货交易市场价格波动程度的衡量及保证金的确定方法提供了新的理论依据和计算方法。

It is firstly found that the NOx concentration increases rapidly when is less than 0.75, which complements the staged combustion and the rich-lean combustion that are well considered currently as low NOx combustion. It does not mean that the combustion must be the low NOx combustion when . There is a limited least value of air excess coefficient. The combustion is not the low NOx combustion when is less than the limited least value.

对目前普遍认为的分级燃烧和浓淡燃烧可以降低NO_X排放的提法给予补充，即对一次过量空气系数有一个最小值限定，不是小于1的任何值都可以，低于最小限定值将是不利的，而且一次过量空气系数有一个最佳值。

With this method, firstly, we investigate the influences of the collisional angle, the frictional coefficient and the viscosity of the continents on deformation, and then we study the influence of the collision between the India and Eurasia continents on the deformation of Tibetan plateau in the different periods.

首先探讨了碰撞断裂带倾角、断裂带摩擦系数及断裂带两侧块体介质粘性对陆—陆碰撞变形的影响，在此基础上进一步研究了印度和欧亚大陆碰撞对青藏高原早期、中期和晚期变形的影响，揭示了青藏高原的变形过程。

The government firstly made use of its administrative authority resources to operate cooperation propagation and cooperation legislation and build a set of full cooperation administrative system and cooperation movement all over the countryside coercively.

政府首先利用其行政权威资源进行合作宣传、合作立法，建立一套较完整的合作行政系统以及合作金融系统，并以此来强制性推动各地农村的合作化运动。

Cohen interprets the moral grounds of the thesis of self-ownership in intuitional level and theoretical level. In term of intuitional level, firstly, Nozick makes use of moral intuition of moral agent's aversion to slavery, asserting that rejection of the thesis of self-ownership is tantamount to endorsement of slavery. Secondly, Nozick makes uses of moral intuition of people's not permitting others'deploying any part of one's own body by coersion, asserting that rejection of the thesis of self-ownership is tantamount to endorsement of redistribution of bodily organs.

就直觉层面而言，柯亨认为，第一，诺齐克利用道德主体厌恶奴隶制这种道德直觉，断言拒绝自我所有命题就意味着对奴隶制的认可；第二，诺齐克利用人们决不允许他人强制使用自己身体的任一部分这种道德直觉，断言拒绝自我所有命题就等于承认对身体器官的强制再分配。

ABSTRACT This article firstly reviews history city space format of entrance and analyzes human′s cognitional pattern. Then it illustrates the concept and meaning of the city entrance space, so as to bring out the problem of city entrance space in information orientated era.

摘 要 在回顾城市入口空间形态的历史发展和解析人的认知需求的基础上，通过对城市入口空间概念的廓清，阐明城市入口空间形态及其存在的意义，提出信息时代的城市入口空间形态研究课题。

With random disturbances on the inlet of the jet, axisymmetric instability appears firstly and then the large coherent structure—vortex ring is formed.

在模拟自然射流的随机扰动的条件下，射流首先出现轴对称失稳，形成大尺度拟序结构一涡环。

Firstly, the cold-water valve is can't close well, it's dropping constantly.

首先，卫生间里的凉水阀关不好，不断滴水。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。