Comminuting effect in grinding process by using cast iron segment as fine grinding media is studied with comparison to steel ball.

采用普通钢球作为对比，研究磨矿过程中以铸铁段为细磨介质的破碎效果。

We present a computer model structure named Rail- segment Register Dynamic Chain ( RRDC) to resolve the move problem of trains in a steel corporation.

针对某钢铁厂铁水运输集中区列车的运行问题，提出了一种用于调度控制列车运行的计算机模型结构——区段预约动态链。

Minitype steel pipe piles are installed for advance support in vertical digging segment.

在垂直开挖地段布置了微型钢管桩进行超前支护。

It presented how the water cooling rollers kept tension and constant speed in RQ segment when they moved cross-ly, so as to make the steel band operate smoothly.

对辊冷段各辊的自动控制中最重要的张力补偿和速度补偿作了简要分析，阐明r Q段在水冷辊横移时是如何保持张力、速度恒定的，从而使带钢稳定运行。

With the help of catenary theory, it gets the catenary equation for the steel wire rope at pendency segment.

对四卷筒抓斗卸船机抓斗开闭的影响因素进行定量分析，根据悬索理论，给出了悬垂段钢丝绳的悬垂方程。

An axial compression test was carried out on a steel-high performance concrete composite bridge tower segment in order to study the mechanical behavior of composite bridge towers.

通过对钢-高性能混凝土组合桥塔节段进行轴压承载力试验，研究了组合桥塔的受力特性。

Based on the construction of Jiuwanxi Bridge, the paper describes the integral lift and assembly technology of steel tube arch in segment of double rib with cable crane.

结合九畹溪大桥施工实例，详细介绍采用缆索吊分段双肋整体吊装钢管拱施工技术。

Therefore, the cast iron segment can be used as novel fine grinding medium for grinding process substituting for steel ball.

铸铁段可以取代钢球成为细磨作业的新型介质。

The device is a fulcrum structure which can carry out three-dimensional position adjustment of a steel box girder and guarantee a beam segment to move freely in a plane.

该装 置既能进行钢箱梁三向位置调整，又能保证梁段在平面内自 由滑动的支点结构。

The laser beam melts a portion of the steel core and the segment backing metal, forming a weld.

激光光束熔体部分钢铁核心和后盾金属部分，形成焊缝。

Building a temperature and stress field foretell model of hot-rolled silicon steel has become an important segment for improving production quality and increase manufacture efficiency.

建立热轧过程的温度场、应力场预报模型已经成为改善产品质量，提高生产效益的重要环节。

The device is comprised of a protected stainless steel cannula for puncturing the segment, a soft plastic body for holding the cell suspension, and a spout for dispensing calibrated drops.

该装置是由一个受保护的不锈钢套管穿刺段，一个用于支撑悬浮细胞的柔软塑料机壳以及分配校准液滴的喷嘴。

The mechanics action of the different parts of the steel-concrete composite segment of the bridge tower has been discussed under the designed loads ;

分析索塔钢混结合段不同部位在设计荷载作用下的力学行为；