The Middle English period lasted from about 1150 to 1500.

Old English merged into Middle English in the 12 th century.

12世纪时,古英语并入了中世纪英语.

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Middle English was spoken from about AD 1100 to 1450.

中古英语约在公元1100年到1450年之间使用.

词典精选例句

It is a kind of amino transferase to use ammonia or glutamine as the substrate to biosynthesize the asparagine, existing widely in prokaryotic and eukaryotic organisms.

该酶为广泛存在于原核和真核生物体内的一类氨基转移酶，以氨或谷氨酰胺以及天冬氨酸为底物催化天冬酰胺的生物合成。

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Objective To investigate the differences between hepatoma tissues and tissues surrounding hepatoma in enzyme activity and asparagine linked sugar chain structures of gamma glutamyl transpeptidase(γ GT).

目的比较肝癌组织和肝癌旁组织中γ谷氨酰转肽酶（γGT）活力及其N连接型糖链结构的变化。

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Dextrose and maltose was the best carbon source, while asparagine ( Asn) was the optimum nitrogen source for both hypha growth and spore bearing.

葡萄糖和麦芽糖为菌丝生长和产孢的最佳碳源。天冬酰胺是菌丝生长和孢子产生的最佳氮源。

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Terpenoid compounds from aromatic plants have been found to inhibit asparagine synthetase. Chemically synthesized 1,4-cineole derivatives display a degree of weed control activity.

在芳香族植物中发现单萜化合物有抑制天冬酰胺合成酶的作用，化学合成1,4-桉树脑衍生物也有一定除草活性。

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Interaction between 1-Ethyl-3-Methyl-Imidazolium Cation and Asparagine Anion

1-乙基-3-甲基咪唑阳离子与天冬酰胺阴离子的相互作用

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The adult shrimp had significantly higher tyrosine, phenylalanine and asparagine content but lower valine and isoleucine levels compared to juvenile and middle shrimp.

成虾的缬氨酸、异亮氨酸含量比小虾、中虾的低，而酪氨酸、苯丙氨酸、天门冬氨酸较高。

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The repressive effect of asparagine on gibberellic acid-enhanced synthesis of α-amylase in Bacillus subtilis

天门冬酰胺对赤霉酸促进枯草杆菌A（17）α-淀粉酶形成的阻抑作用

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The H-bonds especially two linked H-bonds much improve the stabilization of the asparagine conformers and can also impact other properties of asparagine.

氢键特别是两种联氢键的存在可以大大提高天冬酰胺构型的稳定性，同时也强烈影响天冬酰胺的其它性质。

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Synthesis of DL-Asparagine

DL-天冬酰胺合成工艺研究

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Synthesis and · O_2~-Scavenging Bioactivity of Rare Earth Complexes with N-( Salicylaldehyde) Asparagine Schiff Base

水杨醛缩天冬酰胺Schiff碱稀土配合物的合成与抗·O2~-生物活性

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Acrylamid content in materials decreases as the reducing sugars or asparagine decrease, and it decreases dramatically by lowering the temperature.

减少原料中的还原糖或天冬酰胺含量及降低加工温度能显著降低食品中丙烯酰胺的含量。

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We calculate the vertical and adiabatic ionization energies, vertical and adiabatic electron affinities of asparagine conformers.

我们计算了天冬氨酸的垂直和绝热电离能、垂直和绝热电子亲合能。

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The mechanism of acrylamide generated mainly by amino acids ( mostly asparagine) and reducing sugars generated through the Maillard reaction.

丙烯酰胺生成的机理主要是由游离氨基酸（大多为天门冬酰胺）与还原性糖类通过Maillard反应生成的。

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Studies on Synthesis, Characterization and Scavenging Effect on O_~-2 of Asparagine Schiff Base and its Rare Earth Complexes

天冬酰胺Schiff碱稀土配合物的合成、表征与抗O2~-性能

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There are 12 Cysteine residues and 5 potential asparagine linked glycosylation sites in F glycoprotein.

F蛋白上共有12个Cys残基位点和五个潜在糖基化位点。

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The optimum carbon sources were lactose, sucrose and maltose and the optimum nitrogen source was asparagine.

碳源中以乳糖、蔗糖、麦芽糖生长最好。氮源中以氨态氮生长最好，缺氮时生长最差。

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Using the characteristic asparagine sequon detection, we found 48 possible N-glycosylation sites in 39 proteins.

应用糖苷酶酶切和特征性的天冬酰胺序列子的检测发现了39个蛋白中的48个潜在的N型糖基化位点。

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1% asparagine can inhibit nonenzymatic brown of Jujube pulp.

1%天冬氨酸可抑制枣浆非酶褐变。

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