论文部分内容阅读
便于运输的钻机设计
【出 处】
:
国际水力发电
【发表日期】
:
2002年4期
其他文献
The ChinaSat-10 satellite was delivered to the customer, China Satellite Communicaitons Co. Ltd. on June 28 by CAST. President of CASC, Mr. Ma Xingrui and relat
期刊
小学高年级学生已经在前期累积了数学的基础,摸索到了相应地数学规律,在问题的思考分析上有独立的见解,他们的认知能力逐渐提高,也显现出各自的差异,教师应紧密的结合学生的认知状
Evaluation of ^177Lu-Dotatate treatment in patients with metastatic neuroendocrine tumors and progno
BACKGROUND^177Lu peptide receptor radionuclide therapy(PRRT)is a recently approved therapy in Spain that has been demonstrated to be a well-tolerated therapy fo
The United Nations International Conference on Space-based Technologies for Disaster Management, "Risk Assessment in the Context of Global Climate Change", was
期刊
摘要:新时期加快农业机械化的发展,不仅是时代的要求,而且是农民致富、农村发展的需要,是破解“三农”问题的重要手段。发展农业机械化需要通过政府、农民、农机企业和农机社会化服务组织等多角度、全方位的良性互动。鉴于此,文章对新时期农业机械化发展的策略和对策进行了探讨。 关键词:农业机械化;农村;经济 中图分类号:F323.3文献标识码:A文章编号:1674-0432(2010)-11-0166-1
The hydrogen tank of LM-5 first stage passed the helium mass spectrum leak test recently, completing all the tests in the manufacturing phase and that the quali
期刊
BACKGROUND Calpain-2 is a Ca^2+-dependent cysteine protease,and high calpain-2 activity can enhance apoptosis mediated by multiple triggers.AIM To investigate w
人们的日常工作和生活都离不开计算机,这就要求出现计算机故障可以快速的进行维修。本文对计算机故障原因和维修思路进行论述,并对计算机故障维修技术展开探讨。