1) stem CO_2 efflux rate
树干CO_2释放速率
1.
In this paper,infra-red gas analyzer(IRGA) method was used to measure the stem CO_2 efflux rate(F_(CO2)) of two pioneer trees(Pinus massoniana and Schima superbaa) in two different habitats restored in Changting county of Fujian province.
本研究应用红外气体分析法(IRGA),测定了福建长汀重建生态系统中两个不同恢复程度样地中的两种先锋植物(马尾松、木荷)的树干CO_2释放速率(stem CO_2effiux rate,F_(CO2)),并分析其与环境因子(气温、空气相对湿度、土壤单位体积含水量)及其它树木生理指标(树干温度、树干液流密度、树干总氮含量、树干总碳含量、树干可溶性糖和淀粉含量以及叶净光合速率)的关系。
2) forestland soil
CO_2释放速率
1.
A study on the rates of CO_2 release from forestland soils in northern China.;
山西太岳山森林土壤夏日CO_2释放速率的研究
3) stem CO2 efflux rates
树干CO2释放速率
1.
In this paper,infra-red gas analyzer(IRGA)method was used to measure in situ the stem CO2 efflux rates(FCO2)in winter of Pinus massoniana and Schima superba in the restoring ecosystem,Changting county.
采用红外气体分析法(IRGA)原位测定了长汀重建生态系统2个先锋树种马尾松(Pinusmassoniana)和木荷(Schima superba)冬季树干CO2释放速率(stem CO2efflux rates,FCO2),同时测定了气温、空气相对湿度、树干温度及树干液流密度。
4) release speed
释放速率
1.
Based on release speed and behavior of the isooctane from the pre-swollen particles,the influences of t.
通过对干燥后再溶胀的粒子的热失重分析,借助于粒子中溶胀的异辛烷的释放特性及其释放速率的变化规律,探讨了聚合中单体组成、添加物性质等因素对粒子中空结构形成及其壳层结构的影响。
2.
If the capsule's quality can't meet the demand,the excessive rapid release speed of the breaker would lead to the fracture fluid viscosity premature descending and inducing the failure of work.
但是如果制作胶囊破胶剂的囊壳材料不好,胶囊破胶剂释放速率过快则会使压裂液提前破胶,导致施工失败。
3.
The result demonstrates that the implanted helium can be preserved for a long time in nanocrystal titanium films and its release speed is affected by the ion implantation energy, the thickness of nanocrystal titanium films and the helium concentration in nanocrystal titanium films.
结果表明:采用离子注入法注入的氦在纳米钛膜中能保存较长的时间,氦的释放速率受氦在钛膜及基体中的分布、钛膜中氦浓度大小的影响;Ar,He混合气体放电法工作参数的选择可影响渗氦的效率。
5) release rate
释放速率
1.
The release rate of soil K under the condition of various successive extraction;
不同连续提取条件下土壤K素的释放速率
2.
Probabilistic distribution model for release rates of H_2S in sour gas wells of Sichuan and Chongqing areas
川渝地区含硫气井H_2S释放速率的概率分布模型
3.
The relationship of sustained release rate in vitro of nattokinase tablets to other skeletal materials used,such as the amount of HPMC and PVP,and types of diluents,such as MCC,was studied.
结论:以HPMC与PVP作为混合骨架材料、MCC作为稀释剂,具有良好的缓释效果,HPMC,PVP和MCC的用量是影响药物释放速率的重要因素。
6) CO_2 release test
CO_2释放法
1.
An attempt has been made to give biodegradability to the copolymer which showed degradation by CO_2 release test and soil burial test.
用土埋法和CO_2释放法研究了共聚物的生物降解性,探讨了分子量、组成、环境等因素对生物降解性的影响,发现共聚物的分子量降低,降解率增大;共聚物中马来酸酐含量提高,降解率增大;适宜的环境有利于生物降解。
补充资料：树干
1.亦作"树干"。 2.树的主体部分;树身。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条