growth ratio是什么意思

网络释义

用法例句

With the maximum specific growth rate,expressed by count of algal cells as evaluation index,the two algae were compared in sensitivity to atrazine.

在实验室内利用MA培养液培养,通过测定藻生长量和叶绿素a含量,研究不同浓度下的阿特拉津对铜绿微囊藻(M icrocystis aeruginosa)和四尾栅藻(Scenedesmus quadricauda)生长的影响,并以藻细胞数表示的最大比生长率为指标,评价2种藻对阿特拉津的敏感性。

The specific growth rate is one of the key parameters in fermentation process,but to get its value on-line is difficult because of lack of reliable sensors.

提出了一种基于在线可测的二氧化碳释放率的需氧发酵过程中比生长率的在线估计方法,并且采用优化的方法进行模型中重要参数的选择。

The specific growth rate at a certain growth phase is pre-estimated using the on-line measurable OUR,then the on-line identification of growth phases is available to carry out in accordance to the pre-estimated value of specific growth rate.

利用在线可测的摄氧率对处于特定发酵阶段的比生长率进行预估,再利用比生长率的预估值进行发酵阶段的在线辨识。

donghaiense was 8 when NH_4Cl was the nitrogen source,and the growth rate was 0.

20μmol/L(N/P为8)时藻的比生长率最高,达0。

Optimizing the specific growth rate of recombinant Escherichia coli BL to expressing human-like collagen;

类人胶原蛋白基因工程菌诱导后比生长速率优化

Methods Observe the influence of fermentation parameters including dissolved oxygen concentration,specific growth rate and culture time on the growth of recombinant E.

方法控制相关发酵参数,观察溶解氧浓度、比生长速率和培养时间对工程菌生长和质粒浓度的影响。

Based on the structured model for Pichia pastoris proposed earlier, a set point control of the specific growth rate during the methanol growth phase was studied.

在已建立的毕氏酵母发酵过程结构模型基础上,进行了甲醇流加阶段恒定比生长速率控制研究。

Based on time courses of the specific cell growth rate and specific cutinase formation rate at different pH values,a two-stage pH val.

根据不同pH值下发酵过程中细胞比生长速率及产物比生长速率的变化,确定了分阶段控制pH值的策略,即在发酵前20h控制pH值7。

Identification of specific growth rate and optimization algorithm in microbial batch culture

微生物间歇发酵比生长速率辨识及优化算法

Glucose or glutamine limitation decreased specific growth rate.

葡萄糖或谷氨酰胺限制引起比生长速率下降。

Exponential growth A type of growth in which the rate of increase in numbers at a given time is proportional to the number of individuals present.

指数生长：指定时间内，增长速率与个体数量的增长呈一定比例的生长类型。

Comparison Research on the Sedimentation Rate in the Changjiang Estuary and Its Adjacent Area;

长江口及邻近海域沉积速率比较研究

(4)The sustainable growth rate of a listed company is in inverse proportion to asset-debt ratio,but in direct proportion to current debt ratio as well as acid test ration(5)There is a positive correlation between the sustainable growth rate of a listedcompany and its profitability.

(4)公司可持续增长率与资产负债率成反比，与流动比率、速动比率成正比。

Effects of KHCO_3 on Photosynthetic Rate and Growth of Rice Seedlings

KHCO_3对水稻幼苗光合速率和生长的影响

Effect of Cotyledon Damage on the Growth Rate of Cucumber Seedlings

子叶损伤对黄瓜幼苗生长速率的影响

Influence of Nitrogen,Phosphorus and Iron on Growth of Alga Pavlova gyrans

氮、磷、铁对定鞭金藻生长速率的影响

Growth of MBE InAs/GaAs(001) QuantumDots by the Rapid Rate

快速率生长MBE InAs/GaAs(001)量子点

Influence of Moving Speed on Epitaxial Growth of Y_2O_3 Buffer Layer

走带速率对Y_2O_3隔离层生长的影响

Comparison of Annual Individual-Tree Growth Models Based on Variable Rate and Constant Rate Methods

可变生长率法和固定生长率法在单木年生长预测中的比较研究

control the rate of

控制…的比率／速度

The high growth rates of dinosaurs also give us a firmer idea about their metabolic features.

恐龙的高生长速率，也让我们对牠们的代谢特徵，有了比较确定的想法。

The growth rate can exceed the pull rate and even be negative at a given time.

生长速率可能大于拉晶速率，甚至某一时刻是负值。

--Production increased steadily. The growth rate was somewhat lower than that of last year.

——生产稳定增长，增速比上年有所回落。

The Growth Rate of Capital Productivity and the Velocity,Quality and Costs of Economic Growth;

资本生产率增长率与经济增长的速度、质量和成本

Study on Enhancing the Growth Velocity of Roselle Cell by Protoplast Fusion;

原生质体融合提高玫瑰茄细胞生长速率的研究

The Comparison between the Contribution of Soft-input and the Growth Rate of Total Factor Productivity

软投入贡献与全要素生产率增长率比较分析