Nearly 2 million people a year die prematurely from illness attributable to indoor air pollution due to solid fuel use (2004 data).
每年接近200万人过早死于因使用固体燃料产生的室内空气污染而导致的疾病(2004年数据)。
Nearly 2 million people die prematurely from illness attributable to indoor air pollution from household solid fuel use.
几乎有200万人因使用家用固体燃料造成的室内空气污染所致疾病而过早死亡。
Tool and die making: Industrial art of manufacturing stamping dies, plastics molds, and jigs and fixtures to be used in the mass production of solid objects.
工模具制作:大量生产固体零件时使用的制造冲压模、塑模和夹具的工艺。
A few types of dies is analyzed. A new design of Solid porthole die, which simplify die manufacture and maintenance, is introduced.
分析了几种常用模具结构的优缺点。介绍了整体分流模的一种新设计方法,使模具加工和维修大简便。
The most solid, and set up men die namely, namely heave name already.
戍死者固十六七,且壮士不死即已,死即举大名耳。
A maple, satin finished C-shaped neck with rosewood fingerboard provide warm tone, a solid feel, and great mid-range. Tilted headstock with chrome die cast tuning machines.
染色枫木C形琴颈和玫瑰木指板营造了一个暖色调,固体感,超强中档。倾斜轴箱,镀铬炫钮。
He notes a World Health Organization estimate that more than one and a half million people a year die from breathing smoke from solid fuels.
他指出,世界卫生组织估计,每年超过150万人因吸入固体燃料的烟雾而死亡。
Biaxial self-reinforced metallocene linear low density polyethylene sheet was prepared by the die with complex stress field in solid state.
主要采用一种具有复合应力场的挤出口模,通过固态挤出茂金属线性低密度聚乙烯获得双向自增强片材。
A die with internal lining ceramics coat was made by using this technology. Then a semi-solid aluminum alloy forming experiment was made in the die.
应用自蔓延技术制备了带有陶瓷内衬涂层的模具,并应用该模具进行了简单的半固态铝合金加工实验。
This wafer level chip size package (WL-CSP) process encases the die in a solid die-size glass shell.
圆片级芯片尺寸封装(WL-CSP)工艺是在固态芯片尺寸玻璃外壳中装入芯片。
By analyzing the contact area between the Upper Die and cylindrical solid workpiece during Orbital Forming process, an approximate formula for calculating the contact area rate is proposed.
通过对摆辗加工中摆头与圆柱实心工件接触面积的分析,给出了计算其接触面积率的近似公式。
Because clastic cushions are used in stretching based on multi-point die, the springback in this process is different from that in traditional solid die stretching process.
采用多点模具拉形时,由于弹性垫的使用,拉形后成形件的回弹量与使用整体模拉形时有所不同。
The paper introduced the situation of producing solid bearing cages and studied the isothermal temperature extrusion technology and die design.
介绍了实体轴承保持器的生产现状,研究了保持器的等温挤压成形工艺,并介绍了相关模具设计。
The solid die can be replaced by multi-point die in the bend-stretch forming process of aluminum profiled material and these can save the cost and time of die fabrication for products.
铝合金型材的拉弯成形中,可以用多点模具代替实体模具,实现了一套模具成形多种零件的可能,节省大量的费用和时间。
This article analyzes the punching procedure for generator rim laminations, establishes the die structure (for solid pole) and also improve the design of fixtures by giving some example.
通过实例分析了发电机磁轭片的冲压工艺,确立了模具结构(整极式),并对定位装置作了改。
Solid plate is an important part of die cast machine, and its deformation degree during manufacture has great influence on producing process, especially products' accuracy.
压铸机定模板是压铸机的重要零件,它在生产中变形程度的大小对生产过程尤其是所加工产品的精度具有重要影响。
The ageing strengthening of semi solid die castings is more significant than that of liquid die castings for …
这主要是由于半固态压铸件比液压件具有更加致密 ,且为球状的非树枝晶组织。
Our vacuum tube Wrapper has its own characteristics, Die casting, size and shape is very stable. Solid very conducive to the closure Poles casting.
我们的真空管包封有自己的特点,是成形模浇铸的,外形尺寸非常稳的,很利于固封极柱的浇铸。
Computer simulation was employed to optimize filling system to predict filling process and prevent the defects for al alloy automotive parts in semi-solid die casting.
在试制铝合金半固态压铸汽车零件过程中,引入计算机模拟技术用于充型过程的预测与缺陷的预防,实现了充型工艺系统的优化设计。
Computer simulation was employed to optimize filling system to predict filling process and prevent the defects for al alloy automotive parts in semi-solid die casting.
在试制铝合金半固态压铸汽车零件过程中,引入计算机模拟技术用于充型过程的预测与缺陷的预防,实现了充型工艺系统的优化设计。
应用推荐