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The wind whirled the dead leaves about.

风吹得枯叶在四处。

High stability bench stand with integral focus, dimmable substage illumination.

通用可变支架、平衡。可。聚焦容易。

The process treating roast dust from zinc pyrometallurgy is,in general,the second roasting by rotary kiln.

处理火法高温流态化焙烧过程所产的烟尘,采用窑二次焙烧流程。

Clinostat,as a useful simulator of microgravity effect has been used long and widely in space biology research.

器是一种古老而又广泛用作微重力效应模拟的地面实验设备。

The foundation bolt of conticaster steel ladle revolving table is the most critical part to the equipment.

连铸钢包台的地脚螺栓,是设备上最为关键的部位。

At Genappe, an effort was made to wheel about, to present a battle front, to draw up in line.

在热纳普，有人还企图去建立防线，去遏止，堵截。

NINGBO BEKO MACHINERY CO.,LTD. is A manufacturer who specially produce hydraulic winch,hydraulic slewer,travel drive motor,hydraulic motor and hydraulic system.

宁波市百机械有限公司是一家专业生产液压绞车、减速机、行走减速机、液压马达以及液压系统等系列产品的制造工厂。

Based on the analysis of rotary valve feeding apparatus of defibrator,a design method about double rotary valve feeding device was obtained.

在分析现有热磨机阀进料装置的基础上，提出了双作用阀进料装置的设计思路。

The new type of rotary compressor has two key parts, an outer rotor and an inner one which employs isometric curve of trochoid as its profile.

从理论上分析了一种新型内、外子结构压缩机,其内子型线由短幅外摆线的内等距线构成。

The article describes the setting-up and optimalization of the process parameters for the twohigh rotary pipe sizer employed by the 170 Seamless Steel Tube Plant,Daye Special Steel Corp.Ltd.

介绍了大冶特殊钢股份有限公司170无缝钢管厂二辊定径机工艺参数的选择和优化情况。

Abstract Aiming at the oversteering trend of a SUV prototype in the steady circular test with full load, a virtual prototype of the vehicle was built using MSC.

摘要 针对某SUV样车满载稳态试验中出现的过度向趋势问题，应用MSC.

In this paper, we theoretically demonstrate the Gyrator is a kind of transmission element, and it has behaviour to gyrate impe-dandce.Finally, we find that the Gyrator is realized by Hall effect.

本文从理论上论证器是一种具有阻抗性能的传输元件,可用霍尔效应实现器。

To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches.

双机构的步进电机控制电路由TDA1521音频集成功率放大器组成平衡桥功率驱动电路，由计算机并行口经过锁存器构成脉冲分配器。