The time consciousness of ancient china were reformed by natural s eason time and social life time.
古代中国民众的时间意识表现为天时与人时二重组合。
Solid Solution Treatment and Artificial Aging of Mg-Al-Mn-RE Alloy;
Mg-Al-Mn-RE合金固溶处理和人工时效研究
The results are as follows: Microstructure of artificial aging and seasoning are both α(Al) matrix,Sn-phase and compounds;compared with the seasoning of TZS88 alloy,the tensile strength of the alloy using manual aged process increases by around 5 percent,and the hardness increases by 0.
研究了自然时效和人工时效状态下新型铝基合金TZS88的性能,且通过金相显微镜、扫描电镜对其时效组织进行了分析。
In this paper,the microstructure and mechanical properties of 6063 Al alloy at different aging temperature and time has been studied The research results showed that the aging process(175℃×1 5h+200℃×3h)is available to obtain higher hardness of thin walled fashioned alloy Its hardness can reach over 75HV after aging treatmen
分析了６０６３铝合金人工时效时的组织结构变化，研究了不同的时效温度和时效时间对６０６３铝合金力学性能的影响。
Effect of artificial ageing on fatigue behaviour of 2524 aluminum alloy
高温短时人工时效对2524合金疲劳性能的影响
Optimization of Welding and Artificial Aging Parameters for 7A52 Super-hard Aluminum Alloy
7A52超硬铝合金焊接参数与人工时效参数的优化
The research of solution treatment and artificial aging techniques on a kind of Al-Mg-Si aluminum alloy plate
一种Al-Mg-Si铝合金板材固溶处理及人工时效工艺研究
The Influence of Nitrogen Plasma Ion Immersion Implantation and Artifical Aging on The Mechanical Properties of LC4 Aluminum Alloy
氮等离子体浸没离子注入及人工时效对LC4铝合金机械性能的影响
Microstructure and properties of 2B16 aluminum alloy electron beam welding joints after artificial aging
人工时效后2B16铝合金电子束焊接接头的组织与性能
Study on Ageing Regime for 6063 Aluminium Alloys Based on Artificial Neural Network
基于人工神经网络的6063铝合金时效工艺的研究
However, such use may not impair their functions as air defense works.
平时利用人民防空工程，不得影响其防空效能。
If chemical thinning is not sufficiently effective, hand thinning would involve a great deal of labour.
在化学蔬果效果不大好的时候，人工疏果又牵涉到大量用工。
You must enter a valid work value in the Work field.
您必须在“工时”域中输入有效的工时值。
utilitarian considerations in industrial design.
在工业布局时效用考虑
TIME-SPACE VARIATION OF NODULATION AND NITROGEN FIXATION IN ALDER PLANTATION AND ITS AFTER-EFFECT ON PLANT GROWTH (Ⅱ)
桤木人工林结瘤固氮的时空变化及其对后续植物的效应(Ⅱ)
The clinical observation of time and analgesic effects of entire anesthetics in the painless visually artificial abortion
无痛可视人工流产术全麻药作用时间和镇痛效果的临床观察
Quantitative Evaluation of Project and Enterprise by Man-hours Management to Control Cost
采用人工时管理控制成本进行项目和企业的绩效量化测评
Effects of Progynova immediately after an induced abortion at high risk.
补佳乐在高危人工流产术后即时使用的疗效观察
People perform better and more efficiently when they are encouraged,and your job as the boss is to be the main encourager.
当受到鼓励时人们会工作得更好、更有效。 作为雇主，你的工作主要是鼓励他人。
Analyses labour rate, labour cost, efficiency and Mfg. Contribution.
分析工时率、工时成本、效率及工厂制造贡献。
The newspaper staff worked overtime.
新闻工作人员超时工作
Comparison between Vibration Ageing and Heat Ageing Used for Casting Stress Elimination
振动时效与热时效消除铸造应力工艺比较
