管形的

Here, you can see the Mabuchi 550 12-volt motors, the Graupner Speed-Profi 50 Reverse BEC Speed Controllers, the Master Airscrew 3.0:1 Ratio Gearboxes, the brass stuffing tubes with Oilite bearings and O-ring seals and the 3/16 diameter propeller shafts.

在这里，您可以看到万宝至五五零一二伏马达，格劳普纳速度Profi的50扭转选委会的速度控制器，主airscrew 3.0：1的比例，变速箱，黄铜填料管oilite轴承和O形密封圈和3 / 16 直径螺旋桨轴。

Cyrtorrhinus lividipennis is a vital predator of planthoppers in rice fields, The life table of experimental population of C. lividipennis, rearing on replacement prey Corcyra cephalonica eggs was improved.

采用指形管单头饲养的方法，编制了稻飞虱的重要捕食性天敌黑肩绿盔盲蝽取食替代寄主米蛾卵的实验种群生命表。

The fluctuation characteristics of slug frequency was investigated on the basis of fractal theory for air/water slug flow in a downwardly inclined pipe.

利用非线性分析技术中的分形理论，在长24.73 m、内径0.05 m的小型气液两相流实验装置上对下倾管空气-水段塞流中的液塞频率波动特性进行了研究。

The objective of the research was the performance of condensation heat transfer of the drop-shaped tube.

该文以滴形管凝结换热作为研究对象，阐述了烟气中水蒸气凝结换热过程的特点及强化换热的条件。

Large quantity simulation analyses about some factors, which influence the hydroforming for real axle housing, such as bulge ratio, route of loading force, friction coefficient and tube blank characteristics, are operated separately with the dynamic explicit finite element analysis software LS-DYNA.

利用动显式有限元软件LS-DYNA，对影响后桥壳液压成形的胀形比、加载路径、摩擦系数、管坯材料性能等因素分别进行了大量的模拟分析。

Based on the comparison and selection of schemes for power generation,taking coke gas to generate electricity by gas engine is put forward.

并在对发电方案进行对比选择的基础上，提出了采用燃气内燃机实现焦炉煤气发电，进而对发电机组进行了选型；同时，提出了采用针形管余热锅炉对燃气内燃机所排出的烟气进行余热回收，用以生产蒸汽。

Head and tail of fold formed gradually to bend and further embryo body is "C", where has appeared in measurements neural tube closed, 1, 2, 3, to bow, the inner ear or one of the nest also hear clearly visible.

谢谢！！！！！第四周（发生第10-13期）头褶及尾褶的形成使胚体逐渐弯曲并进一步呈&C&形，神经管在体节出现处已闭合，第一、二、三、对腮弓相继出现，内耳的原基听窝也清晰可见。

Lean the trike all the way to the left, and attach the right-front Spring to the Single Tab on the inside of the Rear "U" Tube.

精益的trike所有道路的左侧，并附加右春节前向单标签里面背& U &形管。

Effect of different tubes on the heat transfer and flow resistance performance of oil cooler with coronal fin tube s supported by helical baffles was studied in this paper.

通过实验研究了不同结构参数的螺旋折流板冠形翅片管油冷器，获得了油冷器的传热与阻力性能曲线。

The test result showed that frictional pressure drop of R410A-oil mixture flow boiling inside straight and C-shape enhanced tubes increased with increasing oil concentration and mass flux.

实验结果表明，R410A-油混合物在直强化管和C形强化管内流动沸腾的摩擦压降随平均油浓度和质流密度的增大而增大。

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。