查询词典 H-hour

The results showed that the mammary tissue cultured in superfusion system could keep normal tissue activity and ultrastructure within 24-72 h in DMEM plus 10 % calf serum, while mammary tissue stationary culture could keep normal tissue activity and ultrastructure within

结果表明：以1 mL/h 的速度灌流培养的奶牛乳腺组织在DMEM+ 10 %小牛血清培养基中24~72 h 内保持良好的组织活性和超微结构，贴壁培养的奶牛乳腺组织在DMEM+ 10%小牛血清的培养基中48~108 h 内保持良好的组织活性和超微结构，两种培养方法各有优缺点。

The results show that:(1) after MA for 20h, single phase bcc nanocrystalline supersaturate solid solution formed in Fe84Nb7B9 and Fe80Ti8B12 alloys; the thermal stability of nanocrystalline microstructure in Fe80Ti8B12 alloy was improved significantly than that in Fe84Nb7B9 alloy, and the decomposition temperature of supersaturate solid solution decreased in Fe80Ti8B12 alloy.(2) under 30MPa/900℃/0.5h hot-press sintering conditions, the relative density of Fe84Nb7B9 and Fe80Ti8B12 bulk alloys were 96.7% and 95.5%, respectively. Compared with Fe84Nb7B9 alloy (muti-phase microstructure), Fe80Ti8B12 alloy was composed of superfine crystalline (50~200nm) of single phase α-Fe;(3) the magnetic properties of Fe80Ti8B12 bulk alloy σ(subscript s=198.6emu/g, H=54.6Oe were more excellent than that of Fe84Nb7B9 bulk alloy σ(subscript s=162.9emu/g, H=105.1G, it was related to the different phases formed during hot-press sintering and the grain size of nanocrystalline powder.

结果表明：(1)20hMA后，Fe84Nb7B9和Fe80Ti8B12均形成了单相bcc纳米晶过饱和固溶体，相对前者，后者纳米晶组织热稳定性明显提高，过饱和固溶体相分解温度略有降低；(2)在30MPa/900℃／0.5h热压条件下，Fe84Nb7B9和Fe80Ti8B12块体合金相对密度分别为96.7%和95.5%，相对前者，后者由超细晶(50~200nm)单相α-Fe组成；(3)Fe80Ti8B12块体合金软磁性能σ(下标 s=198.6emu/g，H＝54.6Oe明显高於Fe84Nb7B9块体合金σ(下标 s=162.9emu/g，H＝105.1Oe，此与纳米晶粉末在热压烧结过程中所形成相的种类和晶粒尺寸大小有关。

Master the Keto-Enol tautomerism; reactions of enols:α-H substitution reactions;α-halogenation of aldehydes and ketones;α-bromination of carboxylic acids; acidity ofα-H atoms: enolate ion formation; reactivity of enolate ions; alkylation of enolate ions; mechanism of carbonyl condensation reactions;condensations of aldehydes and ketones: the Aldol reaction; dehydration of Aldol products; the Claisen condensation reaction; the Michael addition.

熟练掌握酮式－烯醇式互变异构；烯醇的反应：α-H的活性；醛酮的α卤代反应；羧酸的α-溴代反应；α-H的酸性：烯醇负离子的形成；烯醇负离子的反应；烯醇负离子的烃基化；羰基化合物的缩合反应机理；醛酮的缩合反应－Aldol缩合；Aldol缩合产物的脱水反应； Cleisen 酯缩合反应；麦克尔加成反应。

The "name" is Tetragrammaton: I.H.V.H., commonly called Jehovah.

"姓名"是耶和华：i.h.v.h。，俗称耶和华。

Moreover, the expression of subunits B, H and c of tonoplast H〓-ATPase of S.

盐胁迫明显增加了盐地碱蓬叶片Na〓含量，同时液泡膜H〓-ATPase与H〓-PPase的表达及活性也增加。

Effects of NaCl stress on tonoplast H+-ATPase and H+-ATPase activities in peganum harmala seedlings.

NaCl胁迫对骆驼蓬幼苗液泡膜H+-ATPase和H+-ATPase活性的影响。

Salsa under salt stress indicated that the expression of tonoplast H〓-ATPase subunit H in leaves, shoots and roots were all significantly induced by NaCl stress.

本实验较为详细的研究了盐地碱蓬液泡膜H〓-ATPase H亚基在盐胁迫下的表达变化，发现其在盐地碱蓬植株根、茎、叶的表达均明显被盐胁迫所诱导。

In general, V-H+_ATPase activity is increased in salt-tolerant plant species, which presumably results from the increased genetic expression and synthesis of tonoplast H+_ATPase subunits under saline conditions.

盐胁迫提高抗盐植物液泡膜H+_ATPase活性，主要是通过增加V型H+_ATPase主要功能亚基的基因表达以及蛋白质合成。

In this review, we introduced the molecular structures and their regulate mechanism under salt stress, the relationship between the physiological function of tonoplast proton pump of plant vacuolar H(superscript +)-ATPase and H(superscript +)-PPase Furthermore, we also described the correlation between the physiological function of plant tonoplast proton pump and its salt toleranc and prospected for the unresolved prome of it.

本文结合植物液泡膜H-ATPase和H-PPase的分子结构、生理功能及其在盐胁迫下调节机理的研究结果，阐述了植物液泡膜质子泵的生理功能与植物耐盐性的相关性，并对其仍未解决的问题进行了展望。

A computational result of RHF/LANL2DZ optimized structure and total energy shows that the isomers with C H…π structure have lower total energy, and that stability and isomeric preference of isomer are related to the C H…π interaction in the isomer.

用 RHF/LANL2DZ对该体系可能的异构体进行结构、能量优化，可能形成C—H…π相互作用的异构体具有较好的稳定性。C—H…π相互作用对含吡啶环的[CoN5Cl]^2+系配合物的异构体的选择性形成及其稳定性具有重要作用。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。