摘要: 用t检验和χ2检验的方法,分析了厄尔尼诺事件这一强信号对广西气候变化的影响.本文用赤道东太平洋特定区域(100S～5N0,900W～80W0)的海温指数来确定厄尔尼诺年.采用t检验和χ2检验方法,对厄尔尼诺与广西80余站从建站至1997年的逐月气温,降水量的关系分别进行统计检验,结果表明...
在垂钓中,确实双钩垂钓优势明显,但不足之处是子线容易缠绕,用细铜丝做成"人"字坠挂双钩,影响了漂的灵敏度,上鱼后或经常使用很容易磨伤子线而断线跑鱼.在双钩垂钓的实... 付加平 - 《中国钓鱼》 被引量: 0发表: 1999年 晚春初夏钓青鱼 的质量有差异,钓大鱼用粗线,钓小鱼用细线.在线组上使用单钩线组,拉...
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人物简介: 一、陈连恩担任职务:陈连恩目前担任袁州区处唯百货店法定代表人;二、陈连恩投资情况:目前陈连恩投资袁州区处唯百货店最终收益股份为0%;老板履历 图文概览商业履历 任职全景图 投资、任职的关联公司 商业关系图 一图看清商业版图 更新时间:2024-11-18...
PURPOSE:To omit the hardware exclusive for communication between processors by securing a rational and independent use for the processor proper memory unit and the shared memory unit, and thus to ensure the recomposition of the system with enhanced maintenance and expansion performance. CONSTITUTION:In...
岩石微量元素配分呈平滑的右倾,轻稀土元素富集,重稀土元素分布平滑,具有弱的负铕异常.LAICP-MS锆石U-Pb定年表明,老鸦巢花岗闪长岩的年龄为(162.9±0.7) Ma,鸭公塘花岗闪长岩的年龄为(156.3±0.6) Ma.年龄结果表明水口山矿田花岗闪长岩岩体主要形成于燕山早期,经历了多期多阶段侵位过程.锆石原位Lu-Hf同位素...
A personalized comprehensive prevention and treatment strategy should be recommended for patients with AS.%目的 用无创方法检测青年和老年人心-踝血管指数( CAVI),分析动脉粥样硬化(AS)和血管硬度的影响因素.方法 845例住院,门诊及正常体检者(男594例,女251例,年龄35～85岁)测定CAVI,并进行诊室血压,血脂,血糖...
PURPOSE: To analyze a sample directly without deleting even when it has a high matrix density by installing a skimmer cone for ionizing the sample by plasma to be introduced to a mass analyzer on a skimmer base of a low heat conductivity. ;CONSTITUTION: A sample is excited by high frequency...
PURPOSE: To facilitate the production of a heat-insulating panel filled with a core material, between skins formed of two metallic sheets, to keep the strength of fitting from being loosened at the place where a fitting projection part is fitted into a recess part to be fitted, and to heig...
A bit holder for use in a bit assembly in road milling, mining and trenching equipment has a hollow generally cylindrical shank and first and second elongate slots positioned in spaced axial relation through the shank. The first slot extends along the shank to the distal end thereof. The secon...