industry: supermarkets shelves; resistance welding machine; roll welding; welding machine; welding and bonding; welding rod;

industry: resistance welding machine; touch welder; energy storage machine; spot welder; roll welding; other welding, cutting equipment;

所属行业：电阻焊机；碰焊机；储能机；点焊机；滚焊机；其他电焊、切割设备；；

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industry: resistance welding machine; other welding materials and accessories; roll welding; touch welder; spot welder; pressure welder;

所属行业：电阻焊机；其他焊接材料与附件；滚焊机；碰焊机；点焊机；压焊机；；

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industry: resistance welding machine; roll welding; plasma welding machine; welding machine; pressure welder; special machine;

所属行业：电阻焊机；滚焊机；等离子焊机；熔接机；压焊机；专用机床；；

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industry: ultrasonic cleaning equipment; other welding materials and accessories; touch welder; energy storage machine; roll welding;

所属行业：超声波清洗设备；其他焊接材料与附件；碰焊机；储能机；滚焊机；；

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industry: reflow soldering machine; mounter; bonder; electronic components molding machine; roll welding; sealing machine;

所属行业：回流焊接机；贴片机；邦定机；电子元件成型机；滚焊机；打胶机；；

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she is a tough customer.

他是个难对付的家伙。

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but she is also a tough customer while shopping.

但是购物的时候，她也是个难伺候的顾客。

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design of trapezoid spline hob and its addendum arc

梯形花键滚刀及其齿顶圆弧的设计

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solution of substitutive arc of spline hob curves with improved equal arc length method

用改进的等弧长法求解花键滚刀理论齿形的代用圆弧

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taking a spline hob for example, this paper analyses the normal tooth measuring profile on hob in theory.

本文以普通花键滚刀为例，从理论上分析了滚刀法向齿形检测剖面。

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the program and drawing procedure for determining the normal gear shape of a rectangle spline hob are introduced.

介绍了确定矩形花键滚刀法向齿形的程序及绘图过程。

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prolapse of ovary and fallopian tube

卵巢输卵管脱垂

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manufacture and research of the linear-source metal atom evaporation device

线源金属原子蒸气发生装置的研制

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finally, the dose distribution around a point source and a linear source is described.

最后，剂量分布在一个点源和线性源描述。

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on private placement of securities in china

中国股票非公开发行研究

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list head in thread tree

穿线树中的表头

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neuroleptic drugs radioreceptor assay test system

精神抑制药放射性受体测定系统

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the study of hydraulic servo motor driving

液压伺服马达拖动研究

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experimental research of ultra- low speed performance of the electro- hydraulic servo motor

电液伺服马达超低速性能的实验研究

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study on a new type of continuous rotary electro-hydraulic servo motor applied to simulator

仿真转台用新型连续回转电液伺服马达研究

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