Paper airplane flight effect may be related to the shape of the aircraft head (flat or sharp).
纸飞机的飞行效果可能与飞机头的形状（平的或尖的）有关。
Then she saw it was the long flat head of a serpent, and the recollection of the prophecy rushed into her mind.
然后她看到一个又长又扁的蛇头，预言一下子从她的记忆中跳出来。
Common in various tribal cultures around the world (such as Mayans, North American natives and Australian Aborigines), the head moulding styles fell into three groups: flat, round or conical.
全球部落文化(如玛雅人，北美土著人和澳大利亚原住民等)中常见的人工加工头骨主要有三种样式：扁平状，圆形，或圆锥形。
Another species, Laganosuchus thaumastos, was of similar length but had a pancake-flat head and is thought to have lurked in rivers with its jaws open, waiting for unsuspecting fish to pass.
另一个物种，薄饼鳄(Laganosuchusthaumastos)，身长与野猪鳄相似，但有一个煎饼样的平头。据认为，它潜伏在河流中，长大嘴，等待一无所知的鱼儿游过。
Due to the global recession, the enterprise has been a tough place to be in the last few years with flat it budgets and head counts.
由于全球经济衰退，尤其最近几年，企业处境日益艰难，IT预算和人员配置也不断削减。
This article introduced the experiment of residual stress in flat tubeplate head of large scale fuel boiler that was manufactured by cold rotary extruding and butt weld.
本文介绍了大型燃油锅炉经拼板焊接和冷旋压加工制造而成的平管板封头残余应力试验。
It had a small head and a small mouth. The Seismosaurus had round, flat teeth in the front of its mouth, and no teeth in the back.
它的头和嘴都很小，嘴的前部有扁平的圆形牙齿，后部没有牙齿。
Big thick ears hanging flat to the head or heavily coated with long hair are bad faults.
大而厚的耳朵平平地挂在头部边上或被毛沉重、毛发太长都属于严重缺陷。
The bronze head was slightly upward, the eyes looking up, the body being a round, flat wing and covered with verses.
铜头微仰，目光向上，身躯化作扁圆的羽翼，载着满身诗句。
The result shows that head with ribs is much better than the common one when they suffered the same pressure, and this gives us important guiding effect in the design of flat head.
加筋平盖封头比普通平盖封头具有较好的受力性能，这对较厚平盖封头的结构改进设计有重要的指导作用。
This standard applies to mechanical joining elements with metric ISO thread and flat head bearing surface.
本标准适用于ISO米制螺纹平支承面的机械连接元件。
The utility model relates to a screwdriver which has the functions of a screwdriver with a flat cutter head and a cruciform screwdriver.
本实用新型涉及到一种螺丝刀，集扁平刀头螺丝刀和十字花螺丝刀于一体。
Integral flat head with or without a nozzle attached at the central opening.
中心开孔带或不带接管的整体平盖。
From the performance perspective, the lower the efficiency of the impeller, the impeller is only equivalent to an ordinary closed around 70%, a relatively flat head curve.
从性能上讲，该叶轮效率较低，仅相当于普通闭式叶轮的70%左右，扬程曲线比较平坦。
Pneumatic squaring head can square the sawtooth edge produced by disc heads, with smooth and flat edges.
其中气动修边能有效地消除碟形磨边所产生的锯齿状边，使砖坯周边光滑平整。
Specifically horseshoe-soled shoes, saucers shoes, flat shoes, square head shoes, pointed shoes;
具体有马蹄底鞋、花盆底鞋、平底鞋、方头鞋、尖头鞋；
The universal joints are the very important components in mechanical engineering, and as the effect of stress concentration, the fork of the joint axis and the flat head are often damaged.
万向连接轴是许多工程机械的传动连接部件，由于应力集中的影响，连接轴的叉头和扁头经常发生破坏现象。
Flat vector head-mounted displays icon set. Virtual and augmented reality gadgets.
平面向量头戴式显示图标集。
Kato does something similar with the elongated body, enlarged round head and large flat nose of the figure, an almost tribal and simplified interpretation.
艺术家用类似的手法将躯干拉长、放大头部和五官，用原始又简化的方式诠释。
Almost half its nine-inch length was taken up by its head. It was quite flat so there would be little meat.
九英寸长的鱼，头几乎占去了一半，鱼身扁扁的看来也不会有多少肉。
Head: Head foxy in shape and appearance, with alert, intelligent expression, skull fairly wide and flat between ears, moderate amount of stop.
头部：形状外观如狐，表情机警、聪明，头骨较宽且两耳间平坦，额段深度适中。
Specification: flat head cold-flow model, countersunk head cold-flow model, primary drawing mould, pole-shorten model, etc.
规格：平头冷墩模、沉头冷墩模、一序冲顶模、缩杆模等。
Mid-early maturity for autumn and spring production, high quality, tolerant to disease, flat head of 1.2-1.5kg weight.
北京四季 Beijing siji中早熟， 叶球紧实，扁圆形， 单球重1.2-1.5kg，耐病，品质佳适于全国各地春秋季种植。
The Flat Earth Society has become a byword for sticking your head in the sand, whatever the scientific facts.
现在，这个“平坦地球协会”俨然是无视科学、固步自封的代名词了。
The drug grafting trocar with a flat head pushes the drug particles (radioactive particles and interstitial chemotherapeutic particles) into a lesion through the paracentesis outer trocar.
平头的植药针无损伤地将药物粒子（放射 粒子和化疗粒子）经穿刺外针的内芯直接推入病灶内。
The drug grafting trocar with a flat head pushes the drug particles (radioactive particles and interstitial chemotherapeutic particles) into a lesion through the paracentesis outer trocar.
平头的植药针无损伤地将药物粒子（放射 粒子和化疗粒子）经穿刺外针的内芯直接推入病灶内。
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