With the compare of the usage of non-mechanical p n eumatic coal feeder and traditional mechanical coal feeder on the CFB boiler,th e paper mainly introduces the pneumatic feeder,its principle and structure spec ialty; and shows the advantages of the pneumatic feeder on large CFB boiler pro ject with the data of boiler performance test.
通过比较非机械气力播煤装置与传统机械给煤装置在循环流化床锅炉 (CFB)中的应用情况 ,介绍了非机械气力播煤装置的工作原理和结构特点 ,并通过锅炉性能试验数据说明气力播煤装置作为大型CFB锅炉的给料装置的技术优
The milling head, mounted on the column, can be turned90 orightward and leftward in the vertical plane.
可根据用户需要安装机械进给器，实现工作台纵向自动进给。
Mount the stepper motors to the feed mechanism of machine tool.
安装步进电动机供给车床的机械装置。
China National Transport-Machinery Import corporation
中国运输机械进口公司
China national machinery import & export corporation
中国机械进出口总公司
bridge control of propulsion machinery
推进机械的驾驶室控制
Precision Machinery Import and Export corporation
精密机械进出口公司
Machinery & Equipment Import and Export Company
机械设备进出口公司
Import Corporation of Textile Machinery
纺织机械进出口公司
engineering boring and drilling devices
工程钻探和掘进机械
China National Machinery Import and Export Corporation
中国机械进出口公司中国机械进出口总公司
Used a mechanical spreader to fertilize the lawn.
用机械散布机给草坪施肥
Opportunity and Challenge of Agricultural Mechanization Caused by the WTO Entry;
WTO带给我国农业机械化的机遇和挑战
Mechanical ventilatorsPatients are mechanically ventilated for several reasons.
机械呼吸机病人因多种原因需要进行机械通气。
Stepless speed change through frequency conversion vertical direction; rapid movement drove by motor in left-right direction; left-right feed through mechanism handwheel; equipped with automatic changing tool device.
上下运动采用变频无级调速；左右有机动快速动作；左右进给为机械手轮；带自动装卸刀装置。
Importing advanced technology and promoting woodworking machinery development;
引进先进技术促进木工机械行业发展
the operating part that transmits power to a mechanism.
运行部分能够把能量传送给机械装置。
a simple machine that gives a mechanical advantage when given a fulcrum.
给一个支点能够省力的简单机械。
The mechanic greased the car's axle.
机械工给汽车轴上了润滑油。