查询词典 dioxide

Supercritical carbon dioxide was used to extract pyrethrin from pyrethrum flowers.

采用超临界二氧化碳萃取除虫菊花中的有效成分除虫菊酯，设计了一个突然降压的过程，使除虫菊花的细胞壁破碎，减少过程的传质阻力。

The effect of ultrasound on the degradation of pyrethrins and the velocity of extraction are studied through the supercritical carbon dioxide extraction of pyrethrins from pyrethrum.

本文以除虫菊花中的除虫菊酯萃取为对象，研究用超临界CO2对其萃取时，施加超声场对萃取物降解及萃取速率的影响。

Metal tailings which are abundant in silicon dioxide, pyrites and trace elements have lower melting point and are favorable materials to producing cement.

金属尾矿一般熔点较低，含SiO_2和FeS_2较高，并含有丰富的微量元素，是生产水泥的良好原料。

Sulfur dioxide is released in sintering process which can be absorbed by pyrolusite and mild manganese to produce manganese sulfate.

长流程的钢铁生产过程也是铁-煤化工过程，因此，铁矿石和煤是钢铁生产的主要原、燃料。

Pyrolusite powder slurry, and sulfur dioxide gas exposure, and also with the milk of lime reaction can be obtained.

用软锰矿粉的浆料，与二氧化硫气体接触，再与石灰乳反应也可制得。

In aerobic respiration, therefore, pyruvate is completely oxidized to carbon dioxide and water.

因此，在有氧呼吸中，丙酮酸被完全氧化成二氧化碳和水。

In the DREBS CYCLE it combines with pyruvic acid, leading to loss of carbon dioxide.

在三羧酸循环中，它可以和丙酮酸结合，导致二氧化碳的损失。

Quartz glass is special industrial technology glass made by silicon dioxide and is one kind of excellent basal material.

石英玻璃是用二氧化硅制造的特种工业技术玻璃，是一种非常优良的基础材料。

This article included 4 experiments which were used to investigated the effect of Kuian-chun (one of quinoxaline- 1,4-dioxide derivative) on growth-promoting , feed consumption, reproductive endocrine, haematology and histology in rats.

本实验旨在研究喹胺醇对大鼠的促生长作用，及其对生殖内分泌、血液学变化和组织病理学变化的影响。

Building huge air-capture plants to reabsorb the carbon dioxide produced by burning fossil fuels would be a perverse outcome.

建造超大型空气捕捉站来重吸收二氧化碳也许会出人意料的产生可燃烧的化石燃料。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。