查询词典 benzo

The toxic benzo\pyrene equivalents of the 16 PAHs ranged from 4.61 to 164 μg·kg-1,99% of which was contributed by 7 carcinogenic PAHs.

土样中16 PAHs的毒性当量浓度介于4.61~164 μg·kg-1之间，7种致癌性PAHs对总TEQBaP的贡献达99%。

Synthesis of 2, 6-Bis (4-chloromethylphenyl) Benzo [1, 2-d; 5, 4-d'] Disoxazole

2，6-二（4-氯甲基苯基）苯并[1， 2-d； 5， 4-d']二噁唑的合成，张田林；马臣华；王丽-66文免费论文库，大学生论文库

This study monitored some important molecular ecotoxicological indicators of fish intoxicated by benzo pyrene.

通过测定典型的多环芳烃类物质苯并芘致毒后鱼体内几种重要分子生态毒理学指标的变化，来反映苯并芘致毒对鱼体的影响。

The ratios of perylene to benzofluoranthene and perylene to benzo pyrene are an effective index of thermal maturity.

／m、m／m［苯并芘］和m／m［苯并芘］比值是有机质演化程度的有效指标。

Dioxymethylene Mandelic Acid was synthesized by Benzo[1,3]- dioxole which was prepared from catechol .

以邻苯二酚为原料制备胡椒环，然后再从胡椒环合成3，4—亚甲二氧基苯乙醇酸，研究了第二步的反应温度、反应时间以及物料摩尔比对收率的影响，该步反应收率为88%。

The main purpose of this study was to evaluate the effect of BTH benzo (l, 2, 3 thiadiazole-7-carbothioic acid S-methyl ester at 25 ppm on control of powdery mildew of the common jasmin orange.

药剂处理过的围篱试区，每个月调查一次，连续4个月的观察，发现BTH具有显著减轻与迟缓白粉病发生的效果。

As the number of fused benzo rings increases, the total energy decreases andthe maximum absorption band shiftes to longer wavelength.

当酞菁环上稠合的苯环数目依次增加时，体系总能量〓有明显的降低，最大吸收峰变化的趋势都是红移，其中ZINDO／s方法计算得到的红移值达到72nm。

Exposure ecological risks of benzo pyrene to species in water, soil and sediment were investigated based on distributions of concentrations derived from the modeling and acute toxicity data for tested species from literature.

将根据上述研究得到的各环境介质暴露浓度分布及该化合物对实验生物急性毒性数据分析了苯并芘在天津污灌区水体、土壤和沉积物三种环境介质中的生态风险性。

Results showed that, within the test concentrations limits, total P450 content and SOD activity were very sensitive to the toxicity of Benzo pyrene. POD activity was elevated only when earthworms exposed to the maximum BaP concentration 10^(-2mgmL^(-1). CAT activity did not show any response to BaP exposure.

结果表明，在供试质量浓度范围内，蚯蚓体内P450含量和SOD活性与苯并芘污染胁迫存在明显的响应关系，POD活性在BaP的最大暴露质量浓度下10^(-2mgmL^(-1)被显著诱导，而CAT活性对BaP暴露无明显的指示作用。

Anesthesiologists sometimes mix one "benzo" with propofol to help put a patient under, but using three increases the danger for the patient.

麻醉医师有些时候把一种苯二氮类镇定剂与异丙酚混合使用令病人镇静，但是使用三种增加了病人的危险。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。