实验研究

By means of theoretic analysis and experimental investigation,the clamping efficiency behavior of power-operated wedge hook chuck is studied.

对楔面动力卡盘的夹紧效率特性进行了理论分析和实验研究，建立了楔面动力卡盘夹紧效率的数学模型，研究了夹紧传动机构摩擦系数、楔面角度、卡盘工作参数以及连续重复夹紧次数等参数对夹紧效率的影响规律，对卡盘的优化设计和应用以及夹紧力计算具有指导意义。

Methods: A pre-experimental design was chosen for the study. It was conducted in 6 large or medium manufacturing companies.

本研究采前实验研究设计，在六家中型制造业公司进行。

Methods: A pre-experimental design was chosen for the study. It was conducted in 6 large or medium manufacturing companies.

本研究采前实验研究设计，在六家中型制造业合司进行。

It was found out that under alkali condition in the Ni~(2+)-NH_3-C_2O_4~(2-)-H_2O system, Ni(NH_3)_(1.5)C_2O_4·2H_2O is the most stable phase of nickel oxalates in the experimental range of conditions,generally existing as the only species of nickel oxalates in the systems aged fully.

研究发现，在Ni~(2+)-NH_3-C_2O_4~(2-)-H_2O体系碱性条件下，实验研究的范围内，NiN(来源：1fABC论75文网www.abclunwen.comH_3_(1.5)C_2O_4·2H_2O是稳定性最高的物相，充分陈化后，往往是体系中唯一存在的草酸镍化合物。

In this dissertation, in-depth studies are made on the multi-sensors monitoring technology in the milling process.

本文对多传感器监测技术进行了深入研究，并就铣削加工过程刀具状态监测技术进行了实验研究。

Therefore, this research fccused-on comparison of the development of Chinese urban and rural children"s ToM and examined primarily the influence of family nurture environment In this research, 241 urban and rural children aged from 3 to 6 were tested in two ToM tasks, about 20 of the children were required to give an oral report to add supplemental explanations to the data, and finally, the children"s nurturers were interviewed at home with self-created Family Basic Information Questionnaire.

据调查所知，中国的特殊国情决定了上述差异主要体现在城乡文化环境中，并进一步通过城乡家庭养育环境体现出来，同时目前国内还没有考察农村儿童心理理论发展状况的实验研究，鉴于此，本研究准备对中国城乡儿童的心理理论发展状况作一个对比并重点考察家庭养育环境的影响作用。

The basic idea of nucleosome positioning, the relation between nucleosome positioning and gene expression regulation, experimental and theoretical works on nucleosome positioning were reviewed in this paper.

文章从核小体定位基本概念、核小体定位与基因表达调控的关系、核小体定位实验研究和理论预测工作等几个方面总结了核小体定位的最新研究进展。

Based on setting up mathematical model of wood fiber cell structure, this paper studied on the variation description method of wood fiber cell structure, at the same time, this item set up the judging rule of the smallest cutting thickness of micrometer wood fiber cell splitting, gaining the high strength MFB of poplar whose modulus reach above 5171MPa.

本文在建立木纤维细胞结构数学模型的基础上，进行了木材纤维细胞结构劈裂描述方法的研究，建立了微米木纤维细胞劈裂的最小切削厚度判定原则，MFB的实验研究获得了弹性模量达到5171MPa以上的高强度试件。

In the experimental investigation of acoustic streaming, flow visualization techniques are used. The flow patterns of the vortex structures in the tube which transform with the variation of Sound Pressure Level of reflecting end are recorded in detail under the resonate frequency of the tube.

在对驻波声流的实验研究中，首先采用了流动显示技术对共振频率下，驻波管中稳定对称的声流旋涡结构随反射端声压级的变化作了全面细致的记录研究。

Based on the existing work, we give the detailed introduction of factors, such as soil texture, wind velocity, vegetation, crop stubble mulch, soil moisture, terrain, artificial factors and so on. We also elaborate the quantitative relation between all related factors and wind erosion amount. At last, we summarize the exiting wind erosion controlling measures. The main purpose of this paper is to provide some references for experiment studys on wind erosion of soil and putting forward feasible controlling measures.

本文通过对前人所作研究工作的总结，详细的介绍了土壤质地、风速、植被、作物残茬、土壤湿度、地形、人为因素等影响土壤风蚀的因子，并阐述了各相关因素与风蚀量之间的数量关系；同时总结了当前几种能够有效防治风蚀的措施及其各自的优缺点，旨在为今后开展相关土壤风蚀影响因子的实验研究和提出合理的治理措施提供一定的参考作用。

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