烟火

The maximal reaction rate of pyrotechnical reagent with potassium nitrate added with CuO by mixing method is 7.38 min-1, which is 1.30 times of that without catalyst. The time to maximal rate is 53.55 min, which is lower than that without catalyst by 66.3%.

氧化铜对含硝酸钾的烟火药剂具有催化作用，混合法添加的催化效果最佳；此药剂最大反应速率为7.38 min-1，是不含催化剂药剂的1.30倍；到达最大反应速率时间为53.55 min，比不含催化剂的药剂降低了66.3%。

The maximal reaction rate of pyrotechnical reagent with potassium perchlorate added with Fe2O3 by crystallization method is 8.10 min-1, which is 4.09 times of that without catalyst. The time to maximal rate is 8.52 min, which is lower than that without catalyst by 92.8%. It was also found that CuO can catalyze pyrotechnical reagent with potassium nitrate, and the addition is better with mixing method.

结果表明，氧化铁对含高氯酸钾的烟火药剂具有催化作用，以结晶添加法催化效果最佳；此药剂的最大反应速率为8.10 min-1，是不含催化剂药剂的4.09倍；到达最大反应速率时间为8.52 min，比不含催化剂的药剂降低了92.8%。

As chemical pump sources are used, pyrotechnically pumped laser has many new characteristics.

由于使用化学抽运源，烟火抽运激光器呈现一些新特性。

Output experiment of pyrotechnically pumped Nd glass laser .

烟火泵浦钕玻璃激光器出光实验研究。

Reprovision has Longzhu, Longmen, cloud film虾兵蟹将, lighting fireworks, fish have跃龙门, Liu plays Jinchan,二龙戏珠changes such as more than 20 kinds of formation.

另配有龙珠、龙门、云片、虾兵蟹将、烟火灯光等，有鱼跃龙门、刘海戏金蟾、二龙戏珠等20多种队形变化。

Iron dragon each composed of two long, and each separately by the leading long, long tail and representative body of the 14 long balls, each 24 long balls by the steel composition, 28 long balls from 28 individual performances, commonly known as二十八宿, should be on the number of days, reprovision has Longzhu, Longmen, cloud film虾兵蟹将, lighting fireworks, dance closely together, can be combined, flexible, convenient and endless changes.

铁龙灯每组由两条龙组成，每条龙分别由龙头、龙尾和代表龙身的14个龙球组成，每个龙球由24个钢圈组成，28个龙球由28个人表演，俗称二十八宿，上应天数，另配有龙珠、龙门、云片、虾兵蟹将、烟火灯光等，舞起来环环紧扣，可分可合，灵活方便，变幻无穷。

Fireworks burst over Ottawa's Rideau Canal in on honor of Canada's national birthday.

烟火爆裂越过渥太华的丽都运河参加荣誉的加拿大的国庆。

In the worst of time, the May Fourth Movement of 1919, Bingxin's ideal of love and beauty was too surreal and spiritualistic.

在&五四&那个洪涛骇浪的时代，冰心所树立的爱与美的理想未免过于虚幻，过于不食人间烟火

And the villatic group that serves as high-grade community, at present the most awkward reality is, circumjacent commerce form a complete set is not worth badly, although have Gu bid the far person that lift is complacent the " of " kosher nature at the life, but the people of fireworks of world of more need edible still is met spellbound the such inconvenience at the life.

而作为高档社区的别墅集群，目前最尴尬的现实就是，周边商业配套严重不足，虽有孤标远举者得意于生活的&清净自然&，但更多需要食用人间烟火的人们依然会茫然于生活的如此不便。

The New Year's fireworks show at the Space Needle hit a snag because of computer problems, causing several false starts and a delay of a few minutes.

由于计算机出现问题，导致在太空针塔举行的新年烟火表演遇到问题，曾经三次启动失败，并最终导致几分钟的延误。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。