As one of the main decisive factors of left ventricular after-load, the reduced distensibility of the aortic will increase the wall stress of left ventricle at systole and eventually result in LVH and/or left ventricular concentric remodeling.

主動脈擴張性是左室后負荷的主要決定因素，擴張性減退將導致收縮期左室壁應力增加而引起左室肥厚和/或左室向心性重構被强奸的网站全集。

In some extent, increasing the area of fuel nozzle will be improve the combustion efficiency of DR; 3, the angle between dual air-inlets have complex influence with the combustion of DR.

研究結果表明：(1)補燃室頭部距離的增加能增強補燃室頭部回流以及提高燃料在補燃室后段分布的均勻性谁知道黄色网址，但也減少了燃料與空氣在補燃室后段進行摻混和燃燒的長度：(2)在一定范圍內国产精品2区，增加一次燃氣噴嘴面積能提高沖壓發(fā)動機燃料的燃燒效率：(3)進氣道夾角對沖壓發(fā)動機中燃料的燃燒影響復雜，對于采用對稱結構噴嘴的沖壓發(fā)動機亚洲无码2011，當進氣道夾角等于180°時在线观看亚洲精品国产AV，燃料與空氣的摻混效果最好；而對于一次燃氣噴嘴采用不同偏心結構的沖壓發(fā)動機亚洲A级片在线观看，補燃室內流場與燃料燃燒效率隨進氣道夾角變化的規(guī)律基本相似无码中文AV波多野吉衣迅雷下载。

Some conclusions are followed:(1)the reaction ratio of boron is 12% in primary combustion;(2)the degree of agglomeration can be decreased adopting boron coated with AP;(3)the content of oxygen is very important for afterburning efficiency;(4)the afterburning efficiency will be changed with different air-gas ratio;(5)the head distance of after-burning chamber is increasing, the circumfluence in the head of after-burning chamber is stronger and the distribution of fuel backward the after-burning chamber is more well-proportioned.(6)the combustion efficiency of DR will be improved by increasing the area of fuel nozzle.(7)the angle between dual air-inlets have complex influence with the combustion of DR.

通過本項研究，取得如下結論：（1）一次燃燒硼反應比例在12～15％之間国产黄色无码一级视频；（2）AP包覆硼337啪啪肉体，可以降低硼結團度，有利于一次燃燒噴射效率的提高一级做受毛片免费大片一级做一级，也有利于硼在補燃室進行二次燃燒免费2级黄网站；（3）進氣空氣中的氧含量對二次燃燒非常重要；（4）對于一定配方的含硼富燃推進劑av有效网站，不同的空燃比啊啊插进去在线观看免费网站视频，二次燃燒效率不同；（5）補燃室頭部距離的增加能增強補燃室頭部回流以及提高燃料在補燃室后段分布的均勻性一级欧美在线；（6）在一定范圍內中文字幕熟女av一区二区绿萝，增加一次燃氣噴嘴面積能提高沖壓發(fā)動機燃料的燃燒效率；（7）進氣道夾角對補燃室內燃料的燃燒影響復雜99机这里只有精品。

An opening and at least one ventilation hole are provided in opposite sides of the partition wall, respectively, so that a part of air and dust vortically moving in the cyclonic air flow chamber are introduced into the dust collection chamber through the opening and the air in the dust collection chamber flows back into the cyclonic air flow chamber through the ventilation hole.

在該隔離壁的相對的側面提供開口和至少一個通風孔国产亚洲综合无码一区二区91，使得在該旋風氣流室中旋渦狀地運動的一部分空氣和灰塵通過該開口被引入集塵室中18岁未进入黄片，并且集塵室中的空氣通過該通風孔回流到旋風氣流室中特级毛片在线视频免费观看。

A dust collection chamber is disposed under the cyclonic air flow chamber and a partition wall is disposed between the cyclonic air flow chamber and the dust collection chamber.

集塵室在該旋風氣流室下面，并且隔離壁在該旋風氣流室和該集塵室之間91精品国产91久久久久久最新。

This paper calculated the fast neutron flux of some places in different HFETR cores, such as the 13 ion chamber and L12 fuel rod in the 1 core, the 12 ion chamber and the 1QS ion chamber in the 68-Ⅱ core. Comparison of the calculated and the experimental results was made. It showed that the result was accurate.

用MCNP4C程序分別計算了高通量工程試驗堆首爐13電離室和L12元件欧美公司中文字幕在线视频、第53-Ⅰ爐13電離室和7電離室、第68-Ⅱ爐12電離室和1QS的快中子注量率并與實驗測量值比較国产vA视频在线，計算結果是可靠的人人揉人人操人人干。

This paper analyze and study the influence of the superimposition in depth based on the previous achievements and combined with the theoretical qualitative analysis and project instances. The main contents as follow:Chapter 1: Indicate the significance and objective of this paper, review the previous achievements of the transient process and superimposition, and then present the study purpose of this paper.Chapter 2: combined with the physic knowledge of the fluctuation and the superimposition, Indicate the physical essences and the influence of the superimposition phenomena that exist in the diversion pipe system, and take one hydraulic turbine owning only one diversion tunnel and two hydraulic turbines sharing one tailrace conduit for instance to study out the numerical calculation superimpose operations.Chapter 3: From the calculation theory of the parameter of the guaranty calculation of regulation of the hydro-turbine, qualitative analyze the influence of the superimposition on them and the superpose time, combined with some project instances, get the numerical value of the influence of the superimposition and the superpose time.Chapter 4: Based on the previous achievements of the calculation and theoretical analysis of the surge-chamber ground swell, analyze the influence of the superimposition on it and the superpose time.

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Based on the first law of thermodynamics and the law of hydrokinetics, the mathematic model of the pressure characteristic was established for the 252 kV self-extinguishing SF6 circuit breaker, and the pressure characteristic curve of the arc-extinguishing chamber can be obtained through computation.

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In aneurysm larger than 50% of the left ventricular volume, patch ventriculoplasty is superior to linear closure in maintaining normal left ventricular form and protecting left ventricular function.

左室容積50％的大型室壁瘤，補片成形術在保持左室正常形態(tài)和保護左室功能等方面優(yōu)于直接縫合術天堂av中文在线。

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