论文部分内容阅读
架棚巷道拉钩的改进与使用
【出 处】
:
徐煤科技
【发表日期】
:
1993年1期
其他文献
We propose a method for finding approximate analytic solutions to autonomous single degree-of-freedom nonlinear oscillator equations. It consists of the harmoni
目的探讨延续性护理对老年糖尿病患者出院后的血糖控制及生活质量的影响。方法选取2014年1月至2015年12月在该院接受治疗的老年糖尿病患者1280例,按就诊先后顺序分为对照组与
对南通市94年资金运作状况的分析94年以来,南通市乡镇企业经受了五大体制改革的考验,消化了诸多不利因素,仍呈现出快速发展的态势。94年全市实现产值390亿元,销售收入253.6亿,外贸交货值102.4亿,利税总
Development and Application of Portable Reference Radiation Fields with Multi-Point Single-Energy Ph
Based on the needs of detection and calibration with low-energy X-ray, we used the relationship characteristics of X-ray fluorescence, absorption and limit pote
In this paper we obtain an empirical mass formula of even-A nuclei based on residual proton-neutron interactions. The root-mean-squared deviation (RMSD) from ex
A high frequency arc discharge plasma torch was specially designed for ignition enhancement in scramjet combustor. At first, the process of plasma injection int
实行新税制后乡镇企业税负情况调查梅庚午,高炳文实行新税制后乡镇企业的税负增减变化情况如何?存在哪些主要问题?对兰州市7个县(区)、13个乡(镇)的化工、建材、纺织、冶金、食品等行业
In this paper, we propose a Fast Iteration Method for solving mixture regression problem, which can be treated as a model-based clustering. Compared to the EM a