• Jorge Amaral, a Brazilian air force colonel, said the long strip of metal found on Wednesday was the biggest piece that search crews had seen so far.

    巴西空军上校豪尔赫·阿马拉尔周三发现很长的金属物体搜救队员迄今为止发现最大的物体。他说这可能是机身或飞机尾部的一部分。

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  • This paper theoretically analyzes the critical force in metal hoisting boom structure of lattice type and variable section.

    本文格构截面金属结构临界计算作了理论分析

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  • In such cases, a metal gasket also not applicable, because the requirements of the compaction force is too large, caused the bolts, make much deformation flange is not easy to seal.

    这种场合金属垫片适用因为这时要求压紧过大导致螺栓较大的变形使法兰不易封严。

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  • Excellent binding force between coating and metal base.

    优异的涂层金属基体结合力

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  • At this point, it is necessary to set up the component to resist the internal force of the film surface, which can be a tubular metal frame, but also a thin film gas rib.

    此时需要设置抵抗内力构件构件可以金属构架可是薄膜,即:内充高压气体具有一定抗弯刚度的管状。

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  • This force causes the metal to seem to flow off the work in the form of chips.

    股力量使金属成碎屑工件溢放出来似的。

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  • Forging is the process by which metal is heated and is shaped by plastic deformation by suitably applying compressive force.

    锻造过程中先将金属加热,然后施加合适压力使塑性变形

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  • A piece is a metal that is applied to the object by means of a plastic deformation to shape the shape of the required shape or the appropriate compressive force.

    金属施加压力通过塑性变形塑造要求形状合适压缩物件

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  • Compared with other conductive metal layer, copper coating with small with stress, high mechanical strength, the plastics substrate and coating binding force is good wait for a characteristic.

    其它导电金属相比,镀具有应力机械强度塑料基体镀层结合力特点。

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  • The paper also discussed the technological basis of the machine, including flow and deformation of the metal, the problem of slip, rolling force and torgue, and conditions affecting roll-bite.

    文中着重阐述了新延伸工艺理论,即金属变形流动、滑移问题轧制参数以及条件等。

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  • Metal rubber is a kind of material with nonlinear resuming force.

    金属橡胶具有非线性恢复材料

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  • A new returnable actuator disk of metal seal structure butterfly valve was presented, and its principle, force analysis, characteristic of the actuator were discussed as well.

    提出了种双向压金属硬密封蝶阀蝶板可逆回转机构,讨论了可逆回转机构工作原理受力分析特点

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  • Sufficient force is required to push the metal sealing surfaces into the washer; too much force will damage the bead surfaces.

    要求足够力量金属密封表面推进垫圈,但大的力量损伤垫珠表面。

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  • In this model, the fuzzy comprehensive evaluation of the fixed milling force and higher metal removing rates is used as the objective function so that the best cutting parameters are gotten.

    模型切削恒定较高金属去除率模糊综合作为目标函数,找出最佳切削用量。

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  • Through inducing and analyzing the formation theory of friction, the article advances a new concept that the metal cutting force equals the friction of the tool and workpiece.

    通过摩擦力形成理论归纳分析提出金属切削等效于刀具工件副间摩擦力概念,由此导出了计算切削颤振系统阻尼系数的方法相应结论。

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  • The Influence of three grinding fluids on grinding force, metal material removal rate, surface roughness of ground workpiece, and the extent of grinding bum were investigated in this paper.

    本文研究了三种磨削磨削金属表面粗糙度烧伤程度影响

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  • Cutting force in metal cutting process, one of the main physical phenomena, it is direct effects on cutting heat generation, the tool wear and durability and the workpiece processing quality.

    切削金属切削过程中的主要物理现象之一大小直接影响切削产生,并影响刀具磨损耐用度工件的加工质量。

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  • Geometrical models are built for connected pores of the sintered porous metal. The mechanical compaction force is controlled to obtain the porous metal with the certain porosity.

    建立了烧结金属多孔材料连通孔隙形成模型通过控制机械压制压力获得一定孔隙金属多孔材料。

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  • Cutting force models of a single tooth cutter and a multitooth cutter are derived from metal cutting theories and geometric relations of face-milling process.

    根据金属切削理论过程几何关系提出了齿齿刀具铣削模型

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  • A pair of dissimilar metal wires that generates an electrical force at a point of contact that varies in proportion to temperature.

    随着接触温度不同一对不同金属线产生电力不同。

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  • The electromagnetic force acted on the molten metal is the core of electromagnetic theory applied in materials machining.

    电磁场理论应用材料加工过程核心磁力液态金属作用。

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  • The good velocity controllability of servo-dynamo can be used to realize variable blank holding force control through adjusting the force on sheet metal blank with a holding force adjusting equipment.

    利用伺服电机良好速度可控性可以通过调节装置调整作用板坯上的压边力的大小,更容易实施控制

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  • The rationality of assignment of feature bands (including metal bond) and force constants has been discussed.

    本文讨论特征谱带(包括金属键)归属常数合理性

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  • This article analyzed the magnetic field forms using the FEA software ANSYS and established the mechanics model that shows torsion vibration after the metal belt receives the action of magnetic force.

    本文利用ANSYS有限元分析软件磁场形态进行分析,并且建立了金属带受磁场力作用扭转振动力学模型

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  • The electromagnetic force acting on the crack in a metal is studied by numerical simulation method. The distributions of electric current, magnetic field and the electromagnetic stress are given.

    数值模拟方法研究了金属裂纹尖端电磁应力分布情况,给出电流分布、磁场分布电磁应力的分布。

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  • BACKGROUND: Common metal bone fracture plate had powerful stress force shelter reaction in fixed bone segments and moreover, is has no induction and guiding reactions in bone growth.

    背景普通金属接骨板对固定具有强大的应力遮挡作用,对骨组织生长诱导引导作用

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  • If the wall bear force of the cutting, metal particles from the matrix and erosion.

    如果管壁经受不起合力切削作用,就有金属颗粒脱离母体流失

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  • The strategy of variable blank holding force is an effective measure for the springback control in sheet metal forming processes.

    策略冲压件成型控制回弹一种有效措施

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  • The strategy of variable blank holding force is an effective measure for the springback control in sheet metal forming processes.

    策略冲压件成型控制回弹一种有效措施

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