Central to the concept of economies of scale is the idea that the best way to achieve high efficiency, and hence low unit costs, is through the mass production of a standardized output.
规模经济的中心思想就是为达到高效率从而降低单位成本，而进行的通过标准化批量生产所采用的最佳方法。
Because of its excellent part load efficiency, many compressor unit is used mainly in the occasions for large displacement in high pressure piston compressor applications.
由于其出色的部分负荷效率，多压缩机机组主要应用于的场合为大排量中高压活塞式空压机应用领域。
PMLP type plane series chain plate debris removal unit offers wide selection of transmission speed and working range and is of high working efficiency and has variable debris removal width.
PMLP型系列平面式链板排屑机，切屑输送速度选择范围大，工作效率高，有效排屑宽度多样化，可提供充足的选用范围。
Screw compression refrigeration unit is one kind of large scale compression refrigerator with characteristics of big refrigeration capacity, small floor area and high efficiency.
螺杆压缩制冷机是一种制冷能力大、占地面积小、效率高的大型制冷机。
In this research of Calculation of spread dimensions of a cylindrical unit possessed symmetrical outline, a general program with high precision and efficiency is advanced.
本文对微机计算具有对称外轮廓曲线的圆简零件板金下料的展开尺寸进行了研究。提出了板金下料的通用程序，从而提高了下料尺寸的精度和效率。
Unit compact, small footprint, low energy consumption and high efficiency.
机组结构紧凑，占地面积小，能耗低，效率高。
Yet, energy recovery can be achieved easily by utilizing the four-quadrant characteristic of the secondary unit together with high efficiency and good energy saving feature.
利用液压马达的四象限工作特性，能够有效地实现能量的回收与再利用，具有很高的效率和很好的节能效果。
For this unit, the efficiency rate is very high because the layout is very effective.
以这单位而言，由于它实用的设计，所以实用率很高。
The practical operation shows that this unit enjoys wide application range, high efficiency and super quality of the puri-fied oil in comparison with other types of purifying equipment.
实际运行情况表明该装置与其他净化装置相比具有适应性广、效率高、油品净化质量好的特点。
The experiment results has shown that this is an economical filtrating unit operation with high aeration efficiency to remove Fe and Mn.
试验结果表明，地下水除铁除锰生物工艺具有经济、高效的曝气、过滤单元。
Compared with tradition tractor and implement unit, a self propelled machine not only has simple structure, small unit and high efficiency, but also can be used in the paddy field and special area.
自推进耕耘机械与传统的拖拉机农具机组相比，其结构简单，机组短，效率高，适合在水田和特殊地块作业。
To solve the problems of low efficiency and high power consumption and inconvenient parameter adjustment of beam pumping units, a motor-reversing type pumping unit is developed.
为了解决游梁式抽油机效率低、能耗高和调整参数复杂等问题，研制开发了电动机换向智能抽油机。
The SL401 Circulating Water Refrigeration Unit is a most up-to-date generation of high efficiency energy saving heat exchange refrigeration facility independently developed by out company.
SL401型循环水制冷机组是本公司自主开发出来的最新一代的高效节能换热水循环制冷设备。
A dynamic model of mechanism has been developed for the reactor and stripper of a fluid catalytic cracking unit (FCCU) with a high efficiency regenerator.
建立了前置烧焦罐式高效再生器催化裂化装置的提升管反应器和汽提段的动态数学模型。
Multiple spindle tapping unit produces high efficiency operation.
多轴攻牙器的配置能产生高效率的作业。
The use of the welded half-bridge self-compensating high temperature strain gauges has provided a firm basis for ensuring a high efficiency and a long life feature for the power unit.
焊接式半桥自补偿高温应变片的应用，为确保机组高效率、长寿命的特性提供必要的依据。
The small power unit system of the ball-pen machine with multi-station should operate smoothly at high speed for the quality and efficiency of the tip of ball pen.
多工位制笔机床的小动力头系统要求高速、稳定地旋转，以保证笔头的加工质量和生产效率。
The working efficiency of leak-checking unit in the compressor assembly line is not high, and tiredness of operator is rather high, so the work study is needed to do for this unit.
某压缩机装配线中氦气检漏工位的工作效率不高，而且操作者疲劳度较大，改进的需求迫切。
Low applicable head, high flow and high efficiency characterize bulb type tubular turbine unit. These kinds of units are widely used for the development of low-head water resources.
灯泡贯流式机组具有适用水头低、流量大以及效率高等特点，广泛用于开发低水头水力资源。
The high efficiency steam stripping technology of catalytic cracking unit can efficiently decrease the coke yield, and mitigate the regenerator's load.
催化裂化装置高效汽提技术可有效降低焦炭产率，减轻再生器负荷。
As a high efficiency unit of heat transfer, heat pipe is widely applied in many fields.
热管作为一种高效的传热元件，在许多领域得到了广泛的应用。
The three-way construction of the heater unit guarantees high thermal efficiency.
加热器有三个通道，这种造型保证了良好的热效应。
The invention relates to a distillation unit, in particular to a high-efficiency rotary distillation bed.
本发明涉及一种精馏装置，具体为一种高效旋转精馏床。
The cylinder chain lower super long stroke pumping unit is a kind of up to date and high efficiency equipment.
圆柱链低矮式超长冲程抽油机是一种新型高效有杆采油设备。
FFU laminar flow unit is an air filtering and purifying unit with its own blower fan, it comprises of primary efficiency filter, blower fan, high efficiency filter and static pressure box.
FFU层流罩是一种自带风机的空气过滤净化单元，它由初效过滤器、风机、高效过滤器和静压箱组成。
In addition to superior environmental performance, Alstom's high-efficiency supercritical technology provides lower fuel costs, operating flexibility and high unit availability.
除了出众的环境保护优势之外，阿尔斯通的高效超临界技术提供了低燃烧成本，操作灵活性和高实用性。
The machines works steadily in a whole unit way, achieves longer service life, less bags renewals, low operational cost and high dust removal efficiency.
整机设备运行稳定、使用寿命长、滤袋更换少、运行费用低、除尘效率局。
The machines works steadily in a whole unit way, achieves longer service life, less bags renewals, low operational cost and high dust removal efficiency.
整机设备运行稳定、使用寿命长、滤袋更换少、运行费用低、除尘效率局。
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