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The aromatization performance of Mo/HZSM-5 with different molybdenum species has not been well investigated.

另一方面,使用MoO_3/HZSM-5进行甲烷构化反应时,反应过程中钼物种会被还原和碳化形成多种钼物种,但关于这些不同钼物种的Mo/HZSM-5催化剂的构化性能尚不清楚或存在争议。

Results also showed that the aromatization of humic substance was higher in soil applied with pig manure than the soil amended with straw.

结果还表明,秸秆和猪粪对土壤交换态Cd含量的影响还与其对腐殖酸构化程度的影响有关,添加猪粪比添加秸秆的土壤腐殖酸构化程度大。

Twenty-three compounds in the products have been identified, and aromatization products were analyzed completely and perfectly in sixteen minutes.

利用标准物质GC方法和GC/MS法对构化液相产品进行了定性分析,共确定了23个组分,分析16 min能够全部很好地分析构化产品。

The filming not only shows some arrestingly beautiful dancing, it also shows Sheu starting from the blank canvas of the practice studio to choreograph a work of the highest art.

此片不仅仅带来令人屏息的舞蹈同时也带来许宜在工作室排舞时对此艺术的最高精神,许宜著实是台湾艺文界最有才华的艺术家之一。

In the present paper, regiospecific aryl nitration and consequent derivation of meso-tetraarylporphyrins were studied.

本论文对meso-四基卟啉环的定位硝化反应及其衍生物的合成进行了研究。

In this paper, the study progress of rhodamine dye type in recent years and the reaction mechanism and the methods of aryl methyl oxidation to the fragrant aldehyde group were firstly introduced.

在本论文中,首先介绍了近年来罗丹明类染料的研究进展和甲基氧化生成醛基的反应机理、方法。

From Avon, I think the most important factor is to maintain the competitiveness of Avon brand.

从雅,我认为最重要的因素是保持雅品牌的竞争力。

Avon in China is not good in direct sales, stores contributed more than 70% of Avon profits.

在中国不直接销售良好,商店贡献超过70%的雅的利润。

To improve the cyano reactivity, cyano-terminated PPENs were prepared by the end-capping reaction of PPEN-OL with CBN; benzonitrile terminated polys were also prepared by the polycondensation of excess 4,4'-oxydianiline with 1,2-dihydro-2-(4-carboxyphenyl)-4-[4-(4-carboxyphenoxyl)phenyl]-phthalazinone, followed by end-capping with CBA. The polymers synthesized exhibited good solubility in NMP, DMAc and DMF, and were crosslinked to afford phenyl-s-triazine-containing polymers under the similar conditions.

为提高氰基活性,以对氯苯腈为原料,对PPEN-OL进行封端,设计合成了含氰端基的聚醚腈;以含二氮杂萘酮联苯结构二酸单体与4,4'-二氨基二苯醚为原料,经Yamazaki膦酰化缩聚,并用对氰基苯甲酸进行封端,合成了含氰端基的聚醚酰胺。

How pleasant thy banks and green valleys below, Where, wild in the woodlands, the primroses blow; There oft, as mild Evening weeps over the lea, The sweet-scented birk shades my Mary and me.

林间的樱草花正喷吐翠;当温煦的黄昏铺满草地,芬的白桦树便将我与我的玛丽荫蔽。莹澈的水流,亚顿河啊,你悠悠流淌,温婉可人,曲折蜿蜒,绕过玛丽的

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But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊!不用提了。提到肉,真是糟透了。

Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.

Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。