The objective of this study was to produce multi-valent egg yolk immunoglobulin (IgY) against mastitis and detect the content of specific IgY.
本研究的目的是制备抗奶牛乳腺炎主要致病菌的多价卵黄抗体并检测特异性抗体的含量。
In the disappearing existence sentences, the verbs must be mono-valent ones.
隐现句中的动词只能是一价动词。
The results show that: both ultrasound and zero-valent iron can degrade P-nitrochlorobenzene.
结果表明，超声波和零价铁都可使对硝基氯苯得到降解。
The progress in linear chain clusters of low-valent platinum group metals is briefly reviewed.
本文就有关线性低价铂系金属簇合物的研究进展作一简述。
Our interest is to investigate reductive coupling reactions induced by low-valent titanium reagent.
这种试剂被广泛应用于分子内和分子间的还原偶联等反应。
The paper reports the reductive coupling of aromatic ketones to alkanes by low-valent titanium salt.
本文报导用低价钛盐还原偶联芳酮为烷烃的反应。
Progress in pinacol coupling of aldehydes and ketones using low valent titanium is reviewed in recent years.
文章综述近几年来由低价钛还原偶联醛酮合成片呐醇的进展。
As a new type of zero-valent iron, sponge iron possesses positive capacities for removing pollutants from water body.
作为一种新型的零价铁材料，海绵铁在处理水体污染物的过程中显示了较强的处理能力。
Objective: in order to analyse the valent state of Arsenic in water in KuiTun Xinjiang, and study the pathogenesis of arsenism.
目的：对新疆奎屯地方性砷中毒病区水样中的砷进行价态分析，研究砷中毒的发病机理。
This paper reviews the deoxygenative reduction and dehalogenative reduction of organic compounds with the low valent tungsten reagents.
本文对低价钨试剂与有机化合物的脱氧、脱卤还原反应作了简要的叙述。
For instance, with high uptake of the 9-valent HPV vaccine, the risk of dying from an HPV-associated cancer was expected to decrease by 60% among all men.
例如，由于九价HPV疫苗接种量大，因此因为相关的癌症而死亡的风险在所有的男性中预计将会减少60%。
Zero-valent iron barrier technology was commonly used to prevent such pollution. Subsequently, the mechanisms, degradable paths and main factors were discussed.
针对DNAPL污染，详细论述了零价铁墙防治原理、降解途径及其主要的影响因素。
This paper has investigated the effect of zero-valent metallic mixed powder by iron and magnesium for repairing PCB-contaminated soils and has obtained good results.
本文对零价金属铁镁混合粉末对多氯联苯污染土壤的修复效果进行了研究，取得了很好的结果。
The present invention can eliminate six-valent chromium from chromium plating waste water fast, and has simple technological process, convenient operation, low cost and high effect.
本发明能迅速有效地去除镀铬废水中的六价铬，且工艺简单、操作方便、成本低，效果好。
The application of carbonyl reductive coupling reaction induced by low valent titanium as the crucial macrocyclization in the total syntheses of cembrane- type diterpenoids are reviewed.
概述了低价钛诱导的羰基还原偶合反应作为环化关键步骤在西松烷型二萜天然产物全合成中的应用。
The obtained catalyst has high specific surface area, pore volume and content of the zero-valent iron; and the iron is uniformly distributed on the surface of carbon and has favorable stability.
得到的催化剂具有高比表面积、孔容和高零价铁含量，铁均匀分散在炭的表面并具有良好的稳定性。
Based on column experiments, we investigated the potential using sulfate reducing bacteria(SRB) and zero-valent iron(ZVI) to synergetic treat contamination in wastewater such as sulfate, uranium, etc.
本工作通过柱实验研究了硫酸盐还原菌（SRB）和零价铁（ZVI）协同去除废水铀和硫酸盐等污染物的潜力。
"I think it's becoming more popular not to have that long list, " said Tom Valent, dean of the Howard Santa school in Midland, Mich.
密歇根州米德兰德霍华德圣诞老人学校的院长汤姆•瓦伦特说：“我觉得如今简短的礼物清单越来越流行了。
"I think it's becoming more popular not to have that long list, " said Tom Valent, dean of the Howard Santa school in Midland, Mich.
密歇根州米德兰德霍华德圣诞老人学校的院长汤姆•瓦伦特说：“我觉得如今简短的礼物清单越来越流行了。
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