查询词典 productivity of labour

Still another factor limiting plant productivity is the low level of carbon dioxide in the atmosphere.

限制植物生产力的另一个因素就是大气中二氧化碳含量低。

Drought is the major adverse environmental factor that influences plant growth and development and decreases crop species productivity significantly.

干旱是影响植物生长发育和限制农作物产量提高的主要环境因子。

Salinity is the major environment factor limiting plant growth and productivity.

盐害是目前影响植物生产的主要限制因素之一。

In acidic soils, its toxicity is considered to be the most limiting factor for plant productivity.

全世界有39.5亿hm~2酸性土壤，其中可耕土壤面积为1.79亿hm~2，如何解决酸性土壤的铝害问题已经是不容忽视的一项重要课题。

Competition for different limiting resources among plant species is the main factor that influence plant community composition, diversity and productivity.

植物种群对有限资源的竞争是决定植物群落物种组成、多样性和生产力等群落结构和功能的主要因素。

Water is the most important factor limiting plant growth and ecosystem productivity in semi-arid steppe in the Xilin River Basin.

因此关于本区植物水分利用效率和水分利用状况的研究，对探讨植物对生境干旱化的适应与响应机制具有十分重要的理论和实践意义。

This printhead is being used in pilot line manufacturing of LEP-based displays. Status of this activity will be presented. There are opportunities for increasing productivity for large substrates by using several printheads.

这种印刷头用作大型电子显示板显示器引导线的制造，通过采用不同的印刷头便可使大面积衬底的生产率得到提高的机会。

The implications of increased productivity on printhead and system design will be discussed.

讨论了通过印刷头和系统设计提高生产率实质。

Thirdly, on the basis of the productivity model of ideal wells , we comprehensively consider the additional pressure caused by different completion methods and establish four structures of multilateral horizontal wells in 8 different completion methods of the actual open hole completion, slotted liner completion,slotted liner completion with external casing packer, open hole downhole gravel pack completion, openhole prepacked gravel liner completion, casing perforated completion, inside casing gravel pack completion, inside casing prepacked gravel liner completion.

在理想井产能模型的基础上，综合考虑不同完井方式所造成的附加压力损失，建立了这四种分支水平井结构在实际裸眼完井、割缝衬管完井、带ECP的割缝衬管完井、裸眼井下砾石充填完井、裸眼预充填砾石筛管完井、射孔完井、套管内井下砾石充填完井、套管内预充填砾石筛管完井等8种不同完井方式下的产能模型。

These kits will directly benefit contractors and plumbers with gains in productivity.

& &这些工具将直接受益承建商和生产力增长管道工。

The Porsche Owner: But it's my car!

可，这是我的车呀。

LOX_83}{Oh, another bunch of wackos.

{LOX_83}{呃，又一群怪人。