primary production

The application of material input and output analysis table in the analysis of product structure, the proportional analysis of primary production and secondary production, the making and adjustment of production planning are also proposed.

给出了流程企业实物型投入产出表的编制方式，指出投入产出表在生产结构分析、主体生产与辅助生产联系与比例分析和生产计划制定与调整等方面的应用。

Hitting target rate and primary qualification rate of cement job quality have achieved 100%, meeting the production task 169 days ahead of the original plan time and saving 2 800 yuan.

钻完16口丛式定向并全部安全、顺利，并且中靶率和固并质量一次合格率均达100%，比原计划提前169天完成生产任务，为国家节约资金2800多万元。

The production task management is very important for production enterprise, is the enterprise information process in primary task system.

生产任务管理对生产企业来讲非常重要，是企业信息化过程中首要任务系统。

Silicon ( Si), as an important biogenic element, acts an irreplaceable role on the primary production of larger phytoplankton such as diatoms.

硅（Si）作为重要的生源要素，对水环境中硅藻类浮游植物的初级生产力具有不可替代的作用。

For the relationship of species diversity and primary production, single sampling strategy within growing season would lead to underestimated of complementarity effect because of neglect of temporal niche complementarity in plant communities.

在植物群落中，对于物种多样性和初级生产力之间的关系而言，生长季内单次取样策略因为没有考虑时间生态位的互补，将会导致对生态位互补效应的低估。

As the important section of lake-ecosystem, hydrophytic vegetation is of the function of primary production and ecosystem.

水生植被是湖泊生态系统的重要组成部分，具有显著的初级生产功能和环境生态功能。

Euphotic layer of the sea refers to the layer where phytoplankton can photosynthesize; therefore, the retrieval of the euphotic depth is in favor of estimating ocean primary production.

海水真光层是指海洋浮游植物进行光合作用的水层，海水真光层深度的反演有利于对海洋初级生产力的估算。

Plant net primary production ( NPP) of agriculture vegetation represents the capacity of sequestrating atmospheric CO2 in agro-ecosystem, and plays an important role in terrestrial carbon cycling.

农业植被净初级生产力代表了农田生态系统固定大气CO2的能力，是陆地生态系统碳循环的重要组成部分。

Because of the limitations of equilibrium terrestrial biosphere models, the new generation models-dynamic biosphere models, are critically needed for assessing and predicting the primary production and biogeochemical cycles of the terrestrial biosphere in changing global environments.

由于生物圈平衡模式有很多局限性，目前迫切需要发展新一代模式&生物圈动态模式，用来在全球变化的背景下评价和预测陆地生物圈初级生产力和生物地球化学循环。

There have been extensive studies on primary production of coral reef ecosystems, but much less on new production.

珊瑚礁生态系统初级生产力研究较多，但新生产力却很少。

The underling mechanism of species diversity on primary production and ecosystem stability was different.

物种多样性对于生产力和稳定性的作用机制并不相同,超产和稳定性之间并不必然存在联系.

Effect of under water light spectrum on primary production of the Taihu Lake

太湖水体光学特征及其对水中初级生产力的影响

The results show that the over saturated dissolved oxygen in surface sea water was caused by the high primary production and strong photosynthesis of algae.

结果表明，芝罘湾属富营养型水域，DO偏高的主要原因是湾内初级生产力高、藻类光合作用强烈而导致了海水表层DO过饱和。

Phytoplankton standing stock and primary production in the front of Hangzhou Bay

杭州湾锋区浮游植物现存量和初级生产力

The relationships between primary production and the major ecological factors and its prediction models in Stipa baicalensis Steppe in northeastern China

中国东北部贝加尔针茅（Stipa baicalensis）草原生产量与生态因素的关系及其预测模型

Dry land rice growing is the primary production activities of Landian Yaos high land shifting farming.

陆稻种植是蓝靛瑶的游耕山地农业的基本生产内容.

Temporal and Spatial Pattern of Net Primary Production of Terrestrial Ecosystems in China

中国陆地净初级生产力时空特征模拟

The fishery resources were related with the primary production.

辽东湾北部海区的初级生产力具有明显的区域特征，与渔业资源关系密切。

New productions were both greater than the primary production determined by 14 C trace method, demonstrating there existed rather higher new production in Prydz Bay in austral summer.

估算的新生产力值都大于14C测定的初级生产力值，表明普里兹湾海区夏季有很大的新生产力。

The Calculation of China's Equivalence Factor under Ecological Footprint Mode Based on Net Primary Production

基于净初级生产力的中国生态足迹均衡因子测算

The main links in the industrial chain of good quality wheat, such as breeding-production-purchase and storage, all have the primary skill of technical storage and partial practical experience in the system, but lack in joint exploitation.

优质小麦产业链中的育种种子生产购贮加工等各大环节均已具备本系统的主要技术贮备和部分实践经验，但缺少联合开发；

Integrated Monitoring of Alpine Vegetation Types and its Primary Production

高寒植被类型及其植物生产力的监测

Some animals may consume insignificant amounts of the primary production.

有些动物可以消耗很微量的初级产物.

In the light of high quality casting production requirement, this article analyses the process of coating primary layer with silicasol, and put forward the method to coat the primary layer in vacuum.

本文通过对硅溶胶涂料面层涂覆工艺的分析，结合高质量铸件的生产要求，提出采用面层涂料真空涂制工艺进行特种铸件的生产。

Compulsory applied subjects involving primary comprehensive practical activity, class management, teacher's speaking, handwriting and multi media teaching production of primary Chinese;

以小学综合实践活动、班级管理、教师口语、书写、小学语文多媒体课件制作为内容的必修应用类课程；

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生产中的主要生产环节，因而编制采煤工作面接替计划对煤矿生产具有指导性意义。

PICO dominated the column chlorophyll a biomass and primary production at offshore stations, with the average contribution of 75.0 ± 7.1% and 52.2 ± 14.6%, respectively.

生物量和初级生产力的平均贡献分别为75.0±7.1%和52.2±14.6%；