the line of intersection of two surfaces:

determine line of intersection of quadratic surface revolution and surface of revolution

二次曲面间交线极限点的确定

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solution the equation of line of section and line of intersection through analysis

解析法求解截交线和相贯线方程

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research into graphic error of the line of intersection of sphere and cone

在特殊情形下正交圆球、圆锥相贯线极位点误差分析

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research on the special point of the line of intersection of sphere and cone

正交圆锥与球相贯线的最右点分析

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thinking analysis shape forming for line of intersection and intersection

截交线、相贯线的构形思维分析

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study on the plastic limit internal pressure for welded piping tee with poor penetration along line of intersection

整圈未焊透三通塑性极限内压的研究

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conic apex intersecting bodies line of intersection size size dimension location dimension right view rear view, back view bottom view

中文圆锥顶相贯体相贯线尺寸定形尺寸定位尺寸左视图后视图仰视图辅助图英文

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construction of the line of intersection in descriptive geometry with special auxiliary plane

用特殊辅助面解画法几何交线问题

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the line of intersection, inward concave and shallow area of curved surface are the difficult points in curved surface machining.

曲面交线、面内凹区域及曲面中浅平面的加工是曲面加工中的难点。

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however, capitalism sprout has come to a premature end repeatedly in past thousands of years in china.

然而中国数千年历史中，资本主义萌芽却屡次夭折。

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b: er, can we be seated at the table near the window?

噢，我们可以坐靠窗子的那个座位吗？

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a pair of headphones with a voice transmitter attached.

一副附有传话器的耳机

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brief analysis of liquid ring vacuum pump

水环式真空泵简析

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application of liquid -ring vacuum pump on atmosephere and vacuum distillation unit

液环式真空泵在常减压蒸馏装置上的应用

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the manufacturing technique reform for hub of impeller in liquid-ring vacuum pump

水环真空泵叶轮轮毂工艺改进

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discussing on the influence factors of the liquid ring vacuum pump performance

液环式真空泵性能的影响因素探讨

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the nash engineering company (nec), established in 1905, is the inventor and worldwide leader in liquid ring vacuum pump technology.

美国纳氏工程公司是成立于1905年的跨国公司，是液环式真空泵的发明者和领导者。

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the theoretical probe on introducing market marker system to china

对我国引入做市商制的理论探讨

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study on passenger guiding marker system in railway passenger station

铁路客运站旅客引导标识系统的研究

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the realization of telecommunication interpolation in the distributed numerical controlling marker system

分布式数控标记机系统通信接口的实现

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