1、

The heat transfer performance of the boiler gas in a plastic longitudinal flow spiral heat exchanger was investigated experimentally.

实验研究了锅炉烟气在轴流式塑料螺旋板空气预热器中的传热特性。

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2、

Development and design of new complex tower, which is composed of plastic packing and double path vane spiral flow plate with overflow cone, used for sulfur removal are introduced.

介绍塑料阶梯环填料与带溢流锥双程叶片旋流板组合的新型复合脱硫塔的设计开发、制作安装及其结构特点;

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3、

Large flow hydrostatic plastic injection system in the coal gob fire Lane Application

大流量静压注胶系统在沿空煤巷防火中的应用

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4、

The ball piston pump takes ceramic ball of high accuracy as its piston and allocates water by its shaft. With wear-resisting plastic covering on cylinder surface, it establishes seel surface by rigidity of piston and elastoplasticity of plastic, hence greatly reduces flow leakage.

球塞泵以高精度陶瓷球为活塞,采用轴配流,其缸孔内壁喷涂有一层耐磨工程塑料,利用其弹塑性和球塞的刚性建立起密封面,大大降低泄漏流量。

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5、

Primary research on consolidating flow plastic state muck using cement-water glass chemical grouting

水泥-水玻璃化学灌浆加固流塑状淤泥的初探

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6、

The material is found remained in plastic state from 400 ℃ to 1400 ℃; even at 1400 ℃, no viscous flow is observed. But above 800 ℃, the amount of plastic deformation increases with temperature rising;

材料从400℃开始到1400℃一直保持塑性状态,在1400℃仍没有进入粘滞流动阶段,只是在800℃以上变形量有所增加;

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7、

The deformation mechanism of damped liquid flow domination becomes solid particle plastic deformation domination during deformation in semi-solid state.

半固态变形中,变形机理从以阻尼液相流动为主变为以固相颗粒塑性变形为主。

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8、

This thesis, firstly, made an experimental study on the seepage flow both in air and oil with zippered plastic pipes.

本论文首先对拉链式塑料管大气、土壤中的渗流规律进行了试验研究。

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