下转

Methods 24 albino rabbits were divided into 3 groups randomly: group DHCA (n=8); group DHCA+SCP( n=8) and group DHCA+SCP +L-arg( n=8). Three groups were placed on cardiopulmonary bypassaccording to clinical method, the anonyma and bilateral subclavian arteries of animals in group DHCA+SCP and group DHCA+SCP +L-arg were isolated.

健康成年大耳白兔随机分成DHCA(n=8)组、DHCA+经右锁骨下动脉SCP组(n=8)和DHCA+经右锁骨下动脉SCP+L-arg组(n=8)，常规建立体外循环，实验组分离出无名动脉、右锁骨下动脉及左侧的锁骨下动脉并行右锁骨下动脉插管，然后开始转流降温。

The utility model discloses a magnetic lift device which comprises a main magnetic lift part, a rotating pole bracket, a transmission supporting saddle, a left rotating pole and a right rotating pole. A turning plate yoke device is arranged on the upper surface of the main magnetic lift part, and the turning plate yoke comprises a yoke head, a yoke head base, a constringent spring, a pulling rope as well as a rope sling. The yoke head is arranged slidingly in the hollow cavity of the yoke head base, and the constringent spring is arranged at one end inside the yoke head. One end of the pulling rope is fixedly connected with the inner end of the yoke head, while the other end is fixedly connected with the rotating pole. The rope sling is sleeved outside the pulling rope. A yoke platform matching with the lower surface of the front end of the yoke head is arranged at the tail end of a back support foot.

本实用新型公开了一种起重磁吊装置，包括磁吊主体、转杆支架、传动支座、左右转杆，在磁吊主体的上平面上还设置有翻板卡位装置，翻板卡位装置包括卡位头、卡位头座、压缩弹簧、拉索和索套；卡位头滑动设置于卡位头座内的中空腔体内，卡位头内端一侧设置有压缩弹簧；拉索的一端与卡位头内端固定连接，另一端与转杆固定连接；索套套设于拉索之外；后支脚尾端设置有与卡位头前端下平面相匹配的卡位平台；翻板转轴上套设有扭簧。

Permanent magnet synchronous motor driven by triphase sinusoidal current is research object in this paper. On the basis of analysis of the structure, movement principle and math model of PMSM, Fundamental theories and structure of the system of PMSM alternating current servo systems based on DTC are discussed. Then Simulation models of traditional PMSM DTC and PMSM DTC based on vectors subdivision are established separately.

本文以三相正弦波驱动的永磁同步电机为研究对象，在分析永磁同步电机结构及数学模型的基础上，系统阐述了基于直接转矩控制的永磁同步电机交流伺服系统的基本原理和系统构成，并在MATLAB仿真环境下分别建立了传统直接转矩控制和基于矢量细分算法的直接转矩控制系统的仿真模型。

Please a process ■ The purchase please a style * Purchase payment practice week knot make, each Tuesday is transfer pay day, special circumstances next Thursday consider feeling arrangement transfer payment;* All purchase list is confirm signing by the general manager assistant →finance department the cashier examine →finance the manager examine →general manager approval →cashier payment and notice supplier →the accountancy recheck and statistics;* Cash on delivery from purchase specialist confirm incoming goods amount, on the receipt signature of the supplier confirm payment amount of money, and at purchase list top signature confirm method of payment is cash payment, confirm without any error empress notice cashier payment, the accountancy recheck.

请款流程■采购请款*采购货款实行周结制，每周二为转帐付款日，特殊情况下周四酌情安排转帐付款；*所有采购单由总经理助理确认签字→财务部出纳审核→财务经理审核→总经理批准→出纳付款并通知供应商→会计复核并统计；*货到付款时由采购专员确认来货数量，在供应商的收据上签名确认付款金额，并在采购单上签名确认付款方式为现金支付，确认无误后通知出纳付款，会计复核（区分现金支付与转帐支付，确保不重复付款）。

Suspension was separated from the top feed pipe into the drum, Lo Pan in cloth, in the role of centrifugal force, the thrown-walled drum, liquid drum wall by the filter.

被分离的悬浮液从顶部加料管进入转鼓，螺在布料盘上，在离心力的作用下，抛向转鼓壁，液相经转鼓壁上的滤网。

Combining with the analysis of flow pattern transition, the input water cut at phase inversion point is around 60%. The relational equations that water holdup is influenced by input water cut and mixture velocity are obtained before and after phase inversion point.

但随着入口体积含水率的增加，在一定的折算气液速的条件下，压力梯度出现了与转相相关的峰值特性，由峰值对应的液相入口体积含水率确定转相点对应的液相体积含水率为40%，明显低于油水两相流动时的转相点(入口体积含水率约为60%)。

This study is done for the first time in domestictOrpedo business, the mathematic model of cowterrotating motor is established andsome sPecial characteristics of torpedos drive cowterrotating DC motor under theload of constant torque or the load of cowterrotating propellers are exposited.

这项研究在国内同行中还是首次进行，它建立了鱼雷双转推进电机的数学模型，揭示了鱼雷双转推进电机在恒力矩负载和对转螺旋桨负载下的一些特殊特性。

The mainly conclusions in our research are as flowing: tungsten trioxide powders with 100 nm primary particle are obtained by spray drying,calcination and wet milling process, and an average size of quadric particle composed of agglomerated particles is 0.64 μm; tungtsen powders with 39 nm grain size and 60 -100 nm primary particle are produced directly from previous tungsten trioxide using one step reduction in hydrogen at 700℃, and an average size of quadric particle of tungsten powder is 2.91 μm; tungsten trioxide and copper tungstate compound powders with 100 nm - 200 nm primary particle are produced using ammonia metatungsten and copper nitrate as raw materials by spray drying,calcination and wet milling process;the compound powders are transformed completely into tungsten and copper compound powders by reduction in hydrogen at 700℃,in which tungsten grain size is 59 nm and copper grain size is 51 nm; primary particle size of compound powders is 80 - 120 nm,and an average size of agglomerated quadric particle is 1.86 μm; tungsten nitride powders with 35 nm grain size are prepared from tungsten trioxide powders by nitrogen treatment thoroughly in pure ammonia at 650℃, and an average size of agglomerated quadric particle is 0.64 μm in normal temperature.

研究结果表明：采用喷雾干燥—焙烧—球磨工艺可以制备出粒度约为100nm的WO_3粉体，它们在团聚后形成的二次颗粒平均粒度为0.64μm；采用一步直接氢还原方法可在700℃下从上述WO_3粉体制备出晶粒尺寸为39nm的、一次颗粒粒度为60-100nm的W粉体，其二次颗粒的平均粒度为2.91μm；以偏钨酸铵、硝酸铜为原料，采用喷雾干燥—焙烧—球磨工艺可制备出一次粒度为100-200nm的WO_3和CuWO_4混合粉体；采用氢还原工艺可在700℃下将这种粉体完全转变为W、Cu复合粉体，其中W的平均晶粒粒尺寸为59nm，Cu的平均晶粒尺寸为51nm；复合粉体的一次颗粒尺寸为80-120nm，在常温下团聚后形成的二次平均粒度为1.86μm；采用纯氨氮化工艺可以在650℃下由WO_3粉体制得WN，其晶粒尺度为35nm，在常温下团聚后的二次平均粒度为6.4μm。

Planning methods and effect analysis of advance right-turn

以可插车间隙理论和概率论知识为基础，对提前右转两种组织方式下右转机动车的理论通行能力进行了对比研究，建立了设置交织区所能增加右转机动车通行能力的计算模型，并且以平均延误为指标对比分析了两种组织方式的运行效果。

The effect of the thickness on the buckling critical pressure is calculated first.

本文还对减压转油线进行了振动特性分析，研究了总体管道系统在刚性支撑和弹性支撑下的固有频率及振动模态，得出了支撑刚度对固有频率和振动模态的影响；计算了进口端竖直管两种不同的约束方式对减压转油线整体固有频率及振动模态的影响，为以后对转油线进行进一步的振动分析提供了宝贵的数据。

I'm strongly against the death penalty — it's an eye for an eye.

我不赞成死刑——这是以牙还牙的报复行为。

And to get you the support you need, we're enlisting all elements of our national power: our diplomacy and development, our economic might and our moral suasion, so that you and the rest of our military do not bear the burden of our security alone.

并给你们所须的支援，我们正徵召国家所有各种的力量：我们的外交及发展，我们的经济力量与道德劝说，所以你们与其他军人不须要孤独地负起国家安全的责任。