查询词典 tracer

In this study, bound residues of [C ring-U-14C]ZJ0273 in three kinds of soil and dynamics distribution in humus fulvic acid, humin and humic acid were studied by using 14C isotope tracer techniques.

本文利用14C同位素示踪技术，研究了[C环-U-14C]丙酯草醚(ZJ0273)在3种不同类型好氧土壤中的结合残留及其在富啡酸、胡敏酸和胡敏素中的动态分布。

On the basis of the avidity of lesional macrophages for polysaccharide-containing supramolecular structures such as nanoparticles, we have developed a new positron emission tomography agent with optimized pharmacokinetics to allow in vivo imaging at tracer concentrations.

在伤害性巨噬细胞对含多糖的超分子结构如纳米粒子的亲和力的基础之上，我们开发了一种新的正电子发射断层成像剂，该成像剂在示踪物浓度水平进行体内成像方面具有最佳药代动力学特征。

Establishing the specific phenotypic variant of methylmalonic acidemia requires studies on vitamin B12 responsiveness, C14 propionate tracer assays, complementation analysis, and cobalamin distribution assays.

要了解甲基丙二酸血症特异表型的类型需要进行维生素B12敏感性测试、C14丙酸盐示踪测试、互补分析和钴维生素分布分析。

In the case of the application of electrogenerated, photochemcal; the fluorescence, photochromism, photomagnetic, photoacoustce and other chemical material grafted in plant and animal DNA, as multi-tracer shows a simplified, easy-to-recognition method.

如电化教、平化教的使用；把荧平、平致变色、平磁、平不韵等众种化教量料嫁接在不静植物DNA上，作为示踪表现物，便于简化辨别办法。

The Critical Design Review focused on the design and integration details associated with the radar's operation on an unmanned aerial system and concluded that the TRACER podded design is acceptable for use on the Predator B platform.

此次关键设计评测集中在雷达操作设计和综合细节，包括雷达在无人天线系统以及其在掠夺者-B平台上的应用设计，评测是由美军通信电子研究发展和工程中心情报和信息作战理事会操作完成的。

As a new kind of migration " tracer ", pyrrolic nitrogen compound has its advantage.

吡咯类含氮化合物作为油气运移示踪剂有其独特的优势。

copper pyruvaldehyde bis（n -methylthiosemicarbazone） complex, or cu-ptsm, belonging to a class of neutral, lipophilic complexes ,is a positron emission tomography radiopharmaceutical that can be used to evaluate blood flow in the heart, brain, and tumors without following any side effect .cu-ptsm has been demonstrated the ability of rapid diffusion into cells.also because it can be synthesized,it is a potential tracer for pet imaging.

作者单位：610041 四川成都，四川大学华西医院核医学科 cu-ptsm是一种中性亲脂性复合物，用于pet显像的放射性药物。由于该制剂很容易扩散到细胞内，因此注射cu-ptsm后可以了解心、脑和肿瘤部位的血流灌注状况，它不伴有副反应的发生，且合成比较容易，所以是一种非常有前途的新型pet显像剂。

Choosing the close Fulaowenpao wetland and open Erbaifangzi wetland as two typical areas, the horizontal movement processes of nitrate nitrogen in Xianghai wetland were studied simulatively with KNO3 tracer.

选择封闭性的付老文泡湿地和开放性的二百方子湿地作为两个典型区，以KNO3为示踪剂，模拟研究了硝态氮在向海沼泽湿地中的水平运移过程。

In eight healthy men, we infused 9,11,12,12-2H4-cortisol and measured tracer enrichment in the hepatic ein as an indicator of total splanchnic cortisol generation.

我们在8个健康人身上注入9，11，12，12-2H4-皮质醇，测量肝静脉的示踪物浓度，作为总体内脏皮质醇再生的指标。

The precise termination areas of the descending projection from the medullary subnucleus reticularis dorsalis to spinal gray matter in the rat were investigated by injection of an anterograde tracer, phaseol us vulgaris leucoagglu tinin into the SRD.

本研究应用PHA－L顺行追踪技术研究了大风延髓网状背测亚核至脊髓灰质下行投射的终止部位。结果表明：SRD发出的下行纤维走行于脊髓的背外侧京中，从高位至低位，脊髓灰质中的PHA－L顺标终末的密度逐渐降低。

I'm strongly against the death penalty — it's an eye for an eye.

我不赞成死刑——这是以牙还牙的报复行为。

And to get you the support you need, we're enlisting all elements of our national power: our diplomacy and development, our economic might and our moral suasion, so that you and the rest of our military do not bear the burden of our security alone.

并给你们所须的支援，我们正徵召国家所有各种的力量：我们的外交及发展，我们的经济力量与道德劝说，所以你们与其他军人不须要孤独地负起国家安全的责任。