查询词典 phosphorus

A new flame retardant was synthesized with epichlorohydrin and phosphorus oxychloride and urea as raw materials.

采用环氧氯丙烷、三氯氧磷及尿素等为原料，合成了一种新型阻燃剂。

"In step, a 300- gallon reaction vessel was charged with 300 kg of phosphorus oxychloride (6), cooled, and blanketed with nitrogen."

步骤，往300加仑的反应容器里加入300千克三氯氧化磷(6)，冷却，并覆以氮气。

The yearly productivity of the staple product phosphorus Oxychloride is 10,000 tons.

近期新上产品为磷酸三甲酯、磷酸三乙酯、无水乙醇，其中主要产品三氯氧磷年生产能力为10000吨。

"In step, a 300-gallon reaction vessel was charged with 300 kg of phosphorus oxychloride (6), cooled, and blanket ed with nitrogen."

步骤，往300加仑的反应容器里加入300千克三氯氧化磷(6)，冷却，并覆以氮气。

A study was carried out in the oxidation process for synthesizing phosphorus oxychloride in liquid jet loop reactor with the diameter of 149 mm.

在直径149 mm液体喷射环流反应器中对三氯氧磷合成的氧化过程进行了研究，与釜式反应器相比反应时间由40 h缩短至8 h，氧气消耗量为理论量并且无尾气排放，研究结果已经用于工业生产。

Key words 〗 Paddyfield; Nitrogen; Phosphorus; Release; Monitoring

关键词〗水稻田；氮；磷；排放；监测

Adopting macro(survey data and statistical data)and micro data combined methods,thedissertation,studies the relationship between nitrogen application amount and yield,nitrogenefficiency and environment loss from province,region,city,county,and township different level,assesses rationality of nitrogen,phosphorus,potassium fertilizer application amount of paddyfield ecosystem in Tai lake area,discusses ecological and economic nitrogen application amountcombining with field experiment results,puts forward the suggestions of nitrogen sustainablemanagement in Tai lake area.

文章采用宏观和微观相结合的研究方法，从省域、流域、县域、乡域等不同尺度来研究江苏太湖地区氮肥施用与产量、氮肥利用率及氮肥环境损失的关系，对太湖地区稻田生态系统的NPK肥水平的合理性进行了评价，并结合田间试验的分析结果，探讨了生态经济施氮量，提出了太湖地区氮素可持续管理的建议。

Objective:To compare the levels of serum parathormone, serum calcium and serum phosphorus before and after platelet collection, and to compare the effects of Caltrate D on intoxication of citrate in collecting platelets.

选择有枸橼酸盐中毒症状的献血者 1 0例，第 1次采集血小板前不补钙，第 2次采集前 4 d开始服用钙尔奇 D6 0 0咀嚼片，1片/ d，观察是否出现枸橼酸中毒症状。

In order to research the effect of pH value to properties on coating, on the base of middle-temperature electroless nickel-phosphorus alloy technique, Ni-P alloy has been electrolessly deposited from a acid bath containing sodium acetate as a paregoric and lactic acid and another acid as compound complexing agent.

为了研究pH值对镀层性能的影响，采用中温化学镀镍工艺，以醋酸钠为缓冲剂，以乳酸为络合剂，在酸性体系中化学沉积镍－磷合金。

The ΔKth decreases in value with the increase of either pearlite occurred in matrix or phosphorus content.

K_值随着基体中珠光体量、磷含量的增加而降低。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新