The higher the air pressure, the greater will be the height of the mercury column. 气压愈大,水银柱的高度亦会愈高。
Determination of Trace Amounts of Mercury by Cold Vapor Generation AAS with On-line Preconcentration by Polyaniline Micro Column 聚苯胺微柱在线吸附浓集原子吸收测定痕量汞的研究
Through studying on several kinds of different function group chelate resin, H-188 chelate resin with high adsorption efficiency and desorption speed for mercury was selected, and the shape and volume of the resin filling column were also researched. 经对数种不同功能团螯合树脂的研究,优选出了对汞吸附效率高、解脱速度快的H-1S8型螯合树脂,并对树脂装填柱的形状及体积大小进行了研究。
It has been proven that if the height of mercury column is constant, the differential capacitance has a good linear relation with the concentration of DE and DPE-ⅲ, which establishes the base of the title method. 业已证明,如果泵柱高度不变,微分电容值与DE和DPE-Ⅲ浓度呈良好的线性关系,这是微分电容法测定DE和DPE-Ⅲ浓度的基础。
Method: 200 physical examinee were measured blood pressure with the desk-top mercury column sphygmomanometer at the same time with the BP-203RV ⅱ type electronic sphygmomanometer, carried on one's own contrast and compare the two kinds of measurement results. 方法:200名体检者用BP-203RVⅡ型电动血压计同时与台式汞柱血压计测量血压,进行自身对照并比较两种测量结果。
Using mercury injection-gas absorption method, several characteristic parameters have been obtained: the distributive patterns of abrupt pressure, mean radius and micropore radius, and the saturation under the capping bed, the gas column height, and shielding factor. 本文利用压汞&气体吸附法分析获得突破压力、中值半径、微孔半径分布类型、封盖饱和度、气柱高度、遮盖系数等特征参数。
The Influence of the Different Zero Position of the Mercury Column on Blood Pressure Mensuration 水银柱零点位置不同对血压测定值的影响
Objective The static adsorption equilibria of mercury ( Hg), cadmium ( Cd) and lead ( Pb) on kelp and adsorption dynamic characteristics of packed column were studied. [目的]探讨汞(Hg)、镉(Cd)和铅(Pb)离子在海带颗粒上的静态吸附平衡和填充柱动态吸附特性。
The work device with a calibrating apparatus for environmental-protection mercury column sphygmomanometer introduced in this paper can greatly reduce the harm of the mercury to human body and cater for the requirement of the medical measurement. 为减少汞对人体的污染,结合医学计量工作的需要,研制了绿色环保型汞柱式血压计工作(检定)装置,大大减少了汞对人体所造成的危害,保护工作人员的身体健康。
[ Method] Indirect blood pressure of 261 medical students were measured by mercury column type sphygmomanometer. [方法]对261例医学生采用汞柱式血压计间接测量法,测量两上肢的变音与消失的汞柱值。
Reaction of Trace Mercury in natural gas with dilute polysulfide solutions in a packed column 天然气中的微量汞与稀的多硫化物溶液在填料塔中的反应