压

This model considers the effects of wall damage, fracture face damage, variation of fracture conductivity with position and time, heterogeneity and anisotropism, elastic expansion energy on production performance of fractured well. According to this model, a se...

实例计算表明，提供的模型和方法及研制的软件既可用于预测油田压裂前后的生产动态和压裂后的增产效果，又可用于压裂井水力压裂方案的优化设计。

There are some errors in measuring blood pressure by sphygmomanometer method. Apparent error is found in systolic pressure in patients with hypertension, but not in diastolic pressure.

用汞柱式血压计测量肱动脉血压的值与实际值有一定差异，对于高血压病人，收缩压误差较大，而舒张压则较准确；对于正常人收缩压易低估，舒张压易高估。

In this investigation, the compression behavior of COx argillite with two different grain size distributions, which were obtained by two different crush procedures, was studied by running 1D compression tests with several loading-unloading cycles.

通过开展一维压缩试验，研究2种不同粉碎工艺下获得的粗／细COx土样的压缩特性，结果表明：压缩曲线受粒度成分的影响非常明显，为获得同等压实度，细粒土所需的压实功能较粗粒土高，除此之外，细粒土的压缩指数也高于粗粒土，表现出较强的压缩性；随着土样压实密度的增加，粗／细土样的压缩曲线逐渐靠拢，粒度成分对压实功能影响逐渐减弱；土样卸荷时回弹指数随干密度的增加而增加，受粒度成分的影响不明显；高压实ρ(下标 d=2.0g/立方公分粗粒土样在7 MPa的轴向应力下饱和时，体积发生明显的塌陷现象，饱和后土样的压缩指数小于饱和前，而回弹指数则较饱和前高。

Experiments of flow conductivity closure stress of typical propping agent are done, propping agent short-term flow conductivity alteration index is defined, by this, the relation between fissure short-term flow conductivity and closure stress, it is close to exponential relation. 4. Establishing the mathematical simulator of hydraulic fractured well's production in a steady state, finding the relation curve between dimensionless flow conductivity and fracture penetration coefficient by means of calculation and analyses, it is the basis of hydraulic fracture. 5. Expatiating the importance of optimized hydraulic fracturing design in reservoir engineering, advancing the optimizing design method, fracture dimension can be calculated easily when the physical parameters are known. 6. Production rate decline standard curve of vertical fractured wells is achieved by mathematical simulation, when the flow pressure is certain , by asymptotic analyze, this decline curve is close to exponential relation.

完成了国内外典型支撑剂的导流能力闭合应力影响实验，在数据分析中定义了支撑剂短期导流能力变异系数，并由此发现裂缝短期导流能力随闭合应力变化的近似符合指数关系式； 4 建立了一种水力压裂井稳态产能的数学模拟器，计算分析找到了最优无量纲导流能力与裂缝穿透比之间的新型关系曲线，它是水力压裂优化设计的基础； 5 阐述了水力压裂油藏工程优化设计的重要性，提出了优化设计方法，在已知支撑剂物性参数条件下可简洁计算最优裂缝尺寸； 6 数学模拟给出了垂直裂缝井产量递减标准曲线，在井底定压条件下通过渐近分析表明，该递减曲线满足指数关系式。

The result shows that, with less effect on differential performance, surge amplitude, and decay rate of the surge tank, the arrangement of interconnecting holes at rational positions with proper sizes can effectively decrease the differential pressure on breast wall (from over 30 m down to 20 m below) and ensure the safe operation of the surge tank, and it is beneficial to gate control.

结果表明，在保证了调压室的差动性能、涌浪幅度和衰减速度的同时，在胸墙上设置位置和尺寸合理的连通孔，可以有效降低胸墙结构承受的压差，由超过30m的较大压差降低至20m以下，保证调压室的安全稳定运行，且有利于闸门的控制。

The production company specializing in the production of crystal words, Tongzi, iron word, titanium word, the word bubble, billboards, Xiongpai, meals Taiwan card, drinks licence, signage, medals, plaque, the licensing authority to display the licence, licensing departments, products Display stand, KT display panels, acrylic panels, light boxes, signs, Penhua, silk screen technology, business cards, X-Chin, Chin-widening net, Yi Labao, promotions, Taiwan, product display stand, Zhangui, Acrylic products, acrylic display stand phones, MP3 Chin-acrylic, acrylic-exhibition of digital products, shoes stent, red wine display stand, cosmetics display stand, signage, exhibition planes, vases, pumping carton , Pencil cases, Zhuangtai boxes, photo frames, CD-and-debris, paper planes, included boxes of miscellaneous items, Cardcase, business gifts, and so on.

本公司专业生产制作水晶字、铜字、铁字、钛金字、泡沫字、广告牌、胸牌、餐台牌、酒水牌、标识牌、奖牌、铭牌、授权牌、展示牌、科室牌、产品展示架、KT展板、亚克力展板，灯箱、招牌、喷画、丝印工艺、名片，X展架、拉网展架、易拉宝、促销台、产品展示架、展柜等，压克力工艺品、压克力手机展示架、压克力MP3展架、压克力数码产品展架、鞋支架、红酒展示架、化妆品展示架、标识牌、展架、花瓶、抽纸盒、笔盒、妆台盒、相架，CD架，杂物架、文件架、杂物收纳盒，名片盒、商务礼品等等。

The measuring principle of wheel pressure on container cable car at inclined container terminal is described.

简述斜坡式集装箱码头缆车轮压的测量原理，根据实测成果建立了集装箱缆车轮压的概率模型，并推得设计基准期(50年)内轮压和不均匀系数的不同分位值，为集装箱缆车的轮压计算提供依据。

This paper presents the expressions of energy consumption in two types of blank holding: the conventional hydraulic cushion and cushion-compensating cylinder in single-action deep-drawing hydraulic press,and shows through comparison that the energy consumption in the latter one is far less than that in the former one.

用能量法推导了单动拉深液压机的两种压边方式即传统液压垫压边方式和液压垫—补偿缸压边方式的能量损耗表达式，以此为基础对两种压边方式产生的能量损失进行比较，结果表明后者远小于前者。

Friend:Under the equipment which introducted to you mainly uses in:Coal coal egg production;Each kind smelts the diamond dust material cool suppression ball group production.

干粉压球机，压球机，压球蛋机详细介绍：朋友：下边给您介绍的设备主要用于：型煤炭蛋生产；各种冶金粉料冷压球团的生产。

According to the characteristics of faults in planes and profiles, faults, basically NS striking, separate the diapir into west and east two blocks in the aspects of pressure system, gas-water boundary and hydrocarbon component.

通过对断裂系统及超压流体特征等诸方面的详细研究，结合区域构造演化，对断裂与超压流体的成因关系提出了新见解，揭示出断裂对超压流体的输导及超压流体对断裂的开启的相互作用。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。