The data sampling apparatus contains displacement sensor, information processing circuit, data storing cell and wireless data transmitting equipment, having no use for A/ D transition. 其数据采集器无需A/D转换,含位移传感器、信息处理电路、数据存储单元及无线数传装置,并组成分别安装在火炮自动机上,根据不同火炮组合使用。
At present, the diagnosis of DS mainly depends on cytogenetic analysis through amniocentesis, chorionic villus sampling or puncture of umbilical vein to recovery fetal cell. 目前该病的诊断是通过羊水穿刺、绒毛膜活检或脐静脉穿刺术获取胎儿细胞,经培养后进行染色体核型分析。
The mutagenicity of water samples collected from above sampling points was tested by Ames test, mouse sperm malformation test, Vicia faba root tips cell micronucleus test. 采集上述水样后分别进行Ames试验、小鼠精子畸形试验和蚕豆根尖细胞微核试验。
From the experimental spectra data, the range of analysis wavelength, the corresponding sampling frequency range and the minimum optical length of the gas cell are estimated. 由实验光谱数据估计了实际测量系统的主要分析波长范围、相应的采用频率、在线监测需要的最短程长。
A new experimental equipment is introduced, in which a new designed nozzle is used and it can form a 9 mm steady water column. Thus the disadvantages of the sampling cell are overcome. 介绍一种UV法检测COD的新型实验装置,该装置的取样系统中使用了一种新设计的喷嘴,它可以形成厚度为9mm的稳定的水柱,克服样品池的缺点。
Sampling from April 2 to June 10, 1990, once per two days in Da-pong Bay, South China Sea were carried out. Density of population was calculated by cell number counting. 本文采用的夜光藻种群密度取自南海大鹏湾1990年4月2日至6月10日每隔2天采样一次所得的数据。
This thesis is to enrich efficiently small amount of viruses in air and water using ultra-filtration membrane as sampling media. Cell culturing or PCR method can be used to detect the enriching viruses. 本课题采用孔径很小的超滤膜作为空气、水采样的介质,可以高效地富集环境中的极微量病毒,富集的病毒可用细胞培养法、PCR法等检测。
The chief applications of the field grid cells include sampling navigation, the creation of a thematic map and grid cell identification in the field. 网格划分主要有采样导航、专题图制作和田间识别等重要应用。
There is need to carry on sampling, storing and data processing quickly of output signal from image cell in various kinds of the application system of high accuracy linear CCD. 在各种高精度线阵CCD应用系统中,需要对像元输出信号进行快速采样、存储及数据处理。
To understand the function of the high speed and high precision analog-to-digital converter ( AD6644), to complete design of the circuit and the hard-ware realization of the sampling cell, to detail the testing method and the testing results of the high ADC's main dynamic features. 完成中频采样单元的电路设计和硬件实现,详细介绍高速ADC主要动态特性的测试方法和测试结果;
The intratumoral heterogeneity in DNA ploidy was studied by flow cytometry ( FCM) with a method of multiple sites sampling in80 cases of squamous cell carcinoma of the esophagus. 采用多点取材的方法,应用流式细胞术对80例食管癌瘤体内DNA倍体异质性进行研究。
Sampling, isolation and culture of mixed hypothalamus nerve cell were primarily studied. 对猪下丘脑混合神经细胞的取材、分离及培养进行了研究。
A Study on Deviation of Sampling Points in Cell Characterization 单元特性提取中采样点偏离现象的研究
A new method using an on-chip sampling probe was proposed to introduce different cell samples, which simplified the operation and also prevented the cell sedimentation. 系统采用在芯片上加工取样探针的方法,实现不同细胞样品的引入,实验操作简单方便,而且解决了细胞容易沉积的问题。
Blood sampling were performed in each group from vein for 10 mL every week, 6 mL were anticoagulated for blood count, hemagglutination time, percentages determination of lymph cell and ferrihemoglobin, the rest 4 mL for serum separation and physiological and biochemical indices determination. 每周每组静脉采血10mL/只,其中3mL加抗凝用于用于血细胞计数、活淋巴细胞和高铁血红蛋白百分率的测定,7mL用于血凝时间和分离血清测定生理生化指标。
At first, 2D sampling theorem and reciprocal cell theory are discussed especially, and employed to analyze the cause of aliasing in satellite image. 重点论述了2维采样定理与倒易晶胞理论,用此分析了遥感图像中混叠的起因。