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- A dense core of incandescent helium is surrounded by a thin shell of hot, fusing hydrogen. 一个由白炽的氦形成的稠密的核外面包围着一层炽热熔化的氢薄壳。
- Results from this study provide important basis for buckling experiments of thin shell structures. 本文成果与方法为薄壳结构屈曲试验奠定了基础。
- "Tooth set" means the alternating lateral bending of saw teeth. “齿的设置”指锯齿横向弯曲度的规律性变化。
- "Fengqiao Torreya grandis" quality, quality, thin shell Pitt, Hui Xiang rich meat, and foreign Fame. “枫桥香榧”,品质上乘,壳皮特薄,仁肉清香浓郁,誉满中外。
- Plain tracer: With plastic or natural wood handle; Metal Saw Tooth and economical using. 金属齿式描线轮:塑柄或原色木柄,轮体部分为金属锯齿,经济实用。
- The main idea of design is using MCU to control DDS and D/A chips,so we can get sine wave and saw tooth signals. 主要设计思想是使用单片机控制DDS和D/A芯片,得到系统所需的正弦和锯齿波信号。
- A filament wound inner pressure vessel with an inner metal bladder is analysed by a theory of laminated thin shell. 对于带金属内衬的纤维缠绕内压容器,采用叠层薄壳理论进行了分析。
- ENG recorded tow kinds of nystagmus waveforms,included subsultus waveform as saw tooth wave and pendulum waveform as sinusoidal wave. 眼震电图可以记录到跳动型和钟摆型两种不同的眼震波,跳动型呈锯齿波,钟摆型呈正旋波。
- The biosphere, a thin shell that encapsulates the earth, is made up of the atmosphere and lithosphere adjacent to the surface of the earth, together with the hydrosphere. 生物圈就像一层包裹着地球的薄的贝壳,它由大气圈、水圈以及地表附近的岩石圈组成。
- OK_30/S has power ability in filtrating saw tooth phenomenon, therefore it is quite suitable in dynamic image collection system. OK C30/S卡具有滤除奇偶场锯齿现象的功能,所以特别适合要求采集动态图象的场合。
- He became internationally renowned for his invention of ferrocement, a type of concrete reinforced with steel mesh, for use in thin shell design. 以发明钢丝网水泥(以钢筋网增强的水泥,使用于薄壳设计中)而在国际间成名。
- This variety is tolerant to blight and anthracnose.Vigorous growth, green color with saw tooth stripes, vivid red crisp juicy flesh, and fewer seeds. 该品种耐疫病、耐炭疽病,生长势强,花皮、皮色翠绿,红瓤、少籽,脆而多汁,品质优。
- It mainly introduces the seal structure dedign on Subcooling Zone and welding &assembling of this HP Heater, and the measures prevent the long and thin shell from warping. 着重介绍了这种形式高压加热器的疏水冷却段密封结构设计及其装焊工艺和控制长薄包壳焊接变形的措施。
- An axisymmetric shell element for both mid-thick and thin shells are presented. 推导了一种中厚壳和薄壳都运用的轴对称壳单元。
- The numerical simulation result indicated that the saw tooth variable blank-holder force can improve the formability of different depth box deep drawing an... 模拟结果表明,不等高盒形件采用锯齿形变压边力可以有效地防止起皱和拉裂等拉深缺陷。
- The CTS's front seats are built on a thin shell that, GM says, provides as much comfort and support as thicker seat while allowing more legroom for rear-seat passengers. cts的前排座椅安装在一个纤薄座椅,通用称,这样可以在提供舒适的座椅的同时给后排座乘客留下更大的空间。
- The actuator adopts the principle of bionics and works with a new method of clamp passively and drive initiatively and a distortion structure with the thin shell flexible hinge. 该驱动器以仿生运动的原理,以压电陶瓷叠堆为动力源,采用双薄壁柔性铰链微变形结构,提高了该驱动器箝位的稳定性和步进旋转的稳定性。
- By means of evacuating directly from the cavity of die can solve many problems in magnesium alloy thin shell die cast formation,such as long flow path and difficult to fill. 利用模内直接抽真空的方法可以解决镁合金薄壁壳形件流程长、填充型腔困难的问题,同时可减少镁合金的氧化和内部气孔、提高压铸件致密度、减小变形和达到高的表面质量要求。
- It mainly introduces the seal structure dedign on Subcooling Zone and welding &assembling of this HP Heater and the measures prevent the long and thin shell from warping. 着重介绍了这种形式高压加热器的疏水冷却段密封结构设计及其装焊工艺和控制长薄 ...
- Applied JT5-2 model saw tooth wave duplex jig to replace JT3-1 model single-chamber jig and spiral chutes which handle sand return from the double-spiral classifier,and achieved good index. 提出采用JT5-2型双室锯齿波跳汰机代替JT3-1型单室跳汰机,以及用来选别双螺旋分级机返砂的螺旋溜槽,取得了理想的指标。