查询词典 under the protection of

The macro conjugated molecule fluorene derivative has 2, 3, 6, 7-tetraamino-9, 9'-dialkyl fluorene as a raw material which is added to an organic solvent respectively together with phenanthrenequinone, acenaphthene quinone or bis-carbonyl pyrene derivatives and strong base; under the protection of inert gas, reflux reaction is carried out to the materials, so as to prepare a series of trapezoidal conjugated molecules containing fluorine structures.

本发明涉及一类含大共轭分子的芴衍生物及其制备方法，大共轭分子芴衍生物是将原料2，3，6，7-四氨基-9，9'-二烷基芴，分别与菲醌、苊醌或二羰基芘的衍生物以及强碱加入到有机溶剂中，在惰性气体的保护下，回流反应制得一系列含有芴结构的梯形共轭分子。

The creatures find safe haven here under the protection of one of UNESCO's Man and Biosphere reserves.

动物寻找避风港在这里的保护下，是其中一个属于联合国教科文组织的人与生物圈保护区。

I will not come down to be under the protection of infidels.

我不会下降到受到保护的异教徒。

But finally, the modern western countries find a democratic constitutionalist way to ensure that democracy work well under the protection of systems.

最终，现代西方国家探索出了一条宪政民主之路，保证了民主在制度框架中得以良性运行。

Under the protection of fusing agent or gas, melting commercial-purity magnesium completely in copple, adding alloying element in formation of Al-Be hardener, commercial-purity aluminum, Al-Mn hardener, Mg-Re hardener and commercial-purity antimony, agitates to achieve uniform mixing, refining and casting.

在熔剂或气体保护熔炼条件下，工业纯镁在坩埚中完全熔化后，分别以Al-Be中间合金、工业纯铝、Al-Mn中间合金、Mg-Re中间合金，工业纯锑的形式加入合金化元素，搅拌混合均匀并进行精炼后浇注。

The next day she returned alone to Aracataca and left Luisa Santiaga under the protection of her son Juan de Dios, certain she had rescued her from the demons of love.

第二天她独自回了Aracataca，把Luisa留下让儿子Juanito监护，确信自己把女儿从爱的魔手中解救了出来。

Under the protection of its downy flower head ,I finally felt safe and stable.

我爬上一枝蒲公英，在它浓密绒毛的庇护下，我终于感到了安全和笃定。

Under pretext of escaping the unhealthy heat of Rome, they withdrew in May to Anagni, and in July to Fondi, under the protection of Queen Joanna of Naples and two hundred Gascon lances of Bernardon de la Salle.

根据借口逃避不健康热的罗马，他们撤回了在5月至anagni ，并在7月至fondi保护下的皇后乔安娜的那不勒斯和200 gascon长矛的bernardon喇沙。

To keep from breaking the law, we would invite a legal adviser to make sure everything could under control and under the protection of the law.

为了避免触犯中国法律，我们将邀请一位法律顾问作为监督，以确保一切在适当的控制下进行并受到法律保护。

It was as if a flock of foolish sheep placed themselves under the protection of a pack of ravening wolves.

他们就像是愚蠢的绵羊，自己走去投靠一群残暴的豺狼。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。