Carrier-Free

Based upon these experiments, a simple and rapid extraction method is proposed for the isolation of carrier-free alkaline earths and rare earths from fission products mixture.

在此基础上制定了一个从混合裂片中提取无载体碱土和希土两组核素的萃取流程，方法简单快速。

互联网摘选

Development of Carrier-free Immobilization Culture Technique for Mammalian Cells

哺乳动物细胞无载体固定化培养技术的建立

互联网摘选

Detection of the underground target by carrier-free impulse subsurface radar

无载脉冲探地雷达地下目标探测

互联网摘选

The main mission of this subject is to research and accomplish a digital signal process algorithm of Carrier-Free Pulse Ground Penetrating Radar ( GPR).

本课题的任务是无载频脉冲探地雷达信号处理算法的研究与实现。

互联网摘选

The jam principle is analyzed using the carrier-free UWB radar as the study object.

以无载频超宽带雷达为研究对象，分析了该干扰新技术的机理。

互联网摘选

Study about the Properties of a Carrier-Free Pulse Ground Penetrating Radar ( GPR) and Their Numerical Simulation by 2. 5D FD-TD Method

无载频脉冲探地雷达性能分析及其FD&TD法数值模拟计算

互联网摘选

The preparation of carrier-free radioisotope~ ( 109) Cd

无载体放射性同位素~（109）Cd的制备

互联网摘选

As a new type of carrier-free immobilized enzyme, cross-linked enzyme aggregates ( CLEAs) with characteristics of simple preparation, high activity per unit volume and good stability has been extensively used in many fields.

作为一类新型的无载体固定化酶，交联酶聚集体以其制备方法简单、单位体积酶活高以及稳定性好等受到广泛的关注。

互联网摘选

Jamming the carrier-free ultra-wideband radar with comb spectrum signals

无载频超宽带雷达的梳状谱干扰技术

互联网摘选

The separation of carrier-free cesium from fission products has been investigated using ion-exchange chromatography with zirconium phosphate inorganic exchanger and anion exchanger resin.

为了制备适用于热中子截面测量用的135Cs，建立了用无机离子交换剂磷酸锆和阴离子交换树脂从裂变产物中分离无载体放化纯135Cs的方法。

互联网摘选

Analyze the signal model of Carrier-Free Pulse Ground Penetrating Radar and the feature of each part of radar echo data.

分析无载频脉冲探地雷达回波数据信号模型及各信号分量特征；

互联网摘选

Preparation of injection of carrier-free caesium-131

无载体氯化铯-131注射液的研制

互联网摘选

Then, according to the mathmatical description to UWB impulse response in literatures, three kinds of UWB signal modeling are studied, such as LFM 、 impulse 、 carrier-free coded waveforms, supposing the target scattering center distribution is given.

根据文献对UWB雷达目标冲击响应的数学近似描述，在目标散射中心分布设定的条件下，研究了线性调频、相位编码和冲击脉冲三类常用超宽带雷达信号的目标回波建模。

互联网摘选

Study about the Properties of Carrier-Free Ground Penetrating Radar by FDTD Method

FDTD法分析无载频脉冲探地雷达特性

互联网摘选

Radiochemical separation of carrier-free gallium-67 from target was carried out by isopropyl ether extraction.

无载体~（67）Ga的化学分离采用异丙醚溶剂萃取法。

互联网摘选

The subsurface Ground Penetrating Radar ( GPR) introduces Carrier-Free Single Pulse Ultra Wide Band Radar, for the size of the detecting target is usually small.

浅地层探地雷达所探测的目标体积一般都比较小，因而其采用的是单周期窄脉冲超宽带雷达（UWB）。

互联网摘选

Design of Carrier-free Ultra Wide-band Radar Transmission Signal Waveform

无载波超宽带雷达发射信号的波形设计

互联网摘选

Study on Separation of Carrier-free Silver-111 from Irradiated Palladium by Macroporous Anion Exchange Resin

用大孔强碱型阴离子交换树脂从反应堆照射钯中分离无载体银-111

互联网摘选