negative absorption

In the negative absorption peak section of 200 ~ 225 nm , with the acetonitrile concentration increasing , the differential ultraviolet absorption spectra of papain declined constantly .

在200￣225nm负吸收峰中，随着乙腈浓度的升高，木瓜蛋白酶的紫外光差示吸收值逐渐降低。

Determination of Copper by Catalytic Discoloring Kinetics - Negative Absorption Photometry

铜的催化褪色动力学-负吸光度法测定

This paper makes a systematic study on application of negative absorption spectrophotometry in add colour photometry about chromogenic agent by colour compound and establishes dual wavelength spectrophotometry of positive and negative absorption that can determine real and signal absorbance of real absorption peak .

本文对负吸光度用于有色显色剂的生色法进行了系统的研究，提出了能测真实吸收峰的真实吸光度对信号吸光度的正、负吸光度双波长法。

The breakthrough development of Blue Superman about wireless remote control 、 negative pressure absorption 、 cleaning device etc , established technical guarantee in industrialization of the robot .

蓝色超人在无线遥控、真空吸附、高效清洗装置，姿态控制等方面取得突破性的进展，为机器人产业化奠定了技术上的保证。

SO_4 ~ ( 2 - ) Type Base Negative Exchange Resin Absorption Separation of Trace Lead and Its Determination by Spectrophotometry

强碱性SO4~（2-）型阴离子交换树脂吸附分离-分光光度法测定痕量铅

Results The rates of TB-sputum negative reaction , absorption and cavity healing of the patients reached 85.6 % , 68.3 % and 55.7 % respectively .

结果160例痰培养阳性患者经积极治疗后痰菌转阴率、病灶吸收率和空洞闭合率分别达到85.6%、68.3%和55.7%。

By using the technological process of negative pressure spray absorption , the reclamation and treatment of the sulphur oxide are studied . Thus a feasible way is provided for production .

本文用负压喷射吸收工艺流程，研究了硫氧化物的回收与处理，为生产提供了一条可行的途径。

There was a significant negative correlativity in water absorption of gluten with protein content of wet gluten . Both the flour reached up to 0 . 01 significant level .

面筋吸水率和湿面筋蛋白含量显著负相关，两种面粉都达到0.01显著性水平。

By the data analysis , scaling in non-heterogeneous reservoir is conducive to improving the well fluid production profile . Scale exist positive and negative impact on profile absorption of water wells .

理论分析和实验研究发现，非均质油藏中结垢有利于改善油井产液剖面，结垢对水井吸液剖面影响存在有利和不利两个阶段。

The results showed that HCl equilibrium concentration rises when temperature rises or CO_2 partial pressure increases , but modified lime can partially eliminate CO_2 's negative impact on HCl absorption .

结果表明：石灰吸收HCl气体对应的平衡浓度随温度的升高而升高；烟气中CO2浓度增大，HCl平衡浓度亦升高，但改性石灰可在一定程度上消除CO2对HCl吸收的不利影响。

High level of Ca2 + in leaves could cause precipitation of calcium in the cells , which fixed phosphate or formed calcium salt crystals , and caused negative impact on the absorption and transfer of phosphorus by P. crispus .

菹草叶片内高浓度Ca2+能引起胞内钙沉淀，固定磷酸盐或形成钙盐晶体，对磷的吸收和转移产生影响，但菹草叶片可释放Ca2+来调节胞内钙浓度。

There is a interaction between N and K. K application had a negative effect on the absorption of N by romaine lettuce at low N level , but K application increased the content of N in romaine lettuce at medium and high N levels .

N、K之间有一定的交互作用，在低N水平，施K不利于生菜对N素的吸收，生菜含N量有所降低；