She had a tooth extracted.

You must have your tooth extracted.

你必须把那牙齿拔掉.

Hirudo extracting solution made by kinds of methods has anticoagulative action , considing it by economi.

目的探索不同方法提取水蛭的有效成分,创制新制剂水蛭注射液.

The rotating disc extracting tower includes tower body, fixed ring, axle, rotary discs and rotary plate.

本发明涉及一种装有级间转动挡板的转盘萃取塔,该萃取塔包括塔体 、 固定环 、 转轴 、 转盘和转动挡板.

This is because the linear extrapolation only holds for a chain adopts a linear ( all-trans ) configuration.

这是因为,按照线性拟合外推的结果仅仅适用于线型构型 ( 均为反式 ) 的碳链.

For the problem of image enhancement, an improved nonlinear extrapolation method in frequency space is proposed.

针对图像增强的问题, 提出了一种改进的频域非线性外推方法.

A method for accurately measuring the extruder output by means of weight-loss metering is presented.

提出了一种用失重计量方式来实现挤出机生产率精确测量的方法.

The method of extruding UHMWPE pipe extruded by mono-screw extruder was studied in this paper.

论述用单螺杆挤出机挤出超高分子量聚乙烯管材的工艺.

The use conical twin-screw extruder, vacuum calibration machine, traction machine, cutting machine, stack machine.

该机组有锥形双螺杆挤出机 、 真空定型台 、 牵引机 、 切割机 、 贴膜机、翻料架等组成.

The development and research of SJH Series co-rotating parallel twin-screw extruder are introduced.

介绍SJH系列同向平行双螺杆挤出机的开发与研究情况.

SJSZ series conic twin-screw extruder is professional equipment for extruding kinds of PVC powder.

SJSZ系列锥形双螺杆挤出机,是一种适合于各类PVC粉料挤出的专用设备.

The accurate controlling of a single screw extruder was studied.

研究了单螺杆挤出机生产率的精确控制问题.

A perennial plant, such as the English daisy , cultivated as a biennial.

所有一年生及二年生植物都是结果一次而后死去.

Through an analysis of the causes for vibration, main measures are given vibration damping and suppression.

通过对振动原因的分析, 介绍了防振和抑振的主要措施.

Metal-Rubber ( MR ) is a new damping material, and its characteristics are affected by many parameters.

金属橡胶材料是一种新型阻尼材料, 且影响其特性的参数有很多.

Methods: The circular spring buffer is adopted with throttling bar as damping device.

方法采用环型弹簧与节制杆式阻尼器相结合的缓冲器原理.

With damping device and low-operating noise.

带有减振装置,运行噪音低.

The damping force of radiation is a jumpulse of the rate of change of force.

“辐射阻尼力”是一种力变率的猝量.

The damping force of radiation is a jumpulse of the time rate of change of force.

摘要“辐射阻尼力”是一种力变率的猝量.

The infuence of coupling effect was taken into account and aerodynamic damping force was calculated.

考虑了风与结构耦合作用的影响,计算了结构的气动阻尼力.

Influences of loads and air pressure in accumulator on oil air damping system rigidity are analyzed.

分析了负载和蓄能器充气压力的变化对油气减振系统刚度的影响.