查询词典 n.d.

Methods Three doses of etomidate were administered intraperitoneally.Five minutcs later,convulsion was induced by electricity or drugs ［strychnine.N-methyl-D-aspartate.lidocanine］.The convulsant latency,duration of tonic state,incidence of con-vulsion,mortality and survival time were noted.

以电刺激或致惊剂〔士的宁、N-甲基-D-天冬氨酸、利多卡因〕建立不同类型的小鼠惊厥模型，观察腹腔注射3种剂量的依托咪酯对小鼠强直性惊厥潜伏期、持续期、惊厥发生率、小鼠死亡率以及小鼠存活时间的影响。

We use the same sets of paramaters which have been successfully employed in the research of N-N scattering phase shifts and deuteron bound state, to study non-strangeness d* and strangeness S=-3 △Ω(S = 3,T = 3/2) dibaryons.

利用相同的参数，本文在推广的手征SU(3)夸克模型下，应用共振群方法，研究了矢量介子交换效应对非奇异双重子态d~*和奇异夸克数S=-3的ΔΩ(S=3，T=3／2)双重子态的影响。

Furthermore, the important fragment which is composed of pentenyl cinnamic acid and D-Tyrosine, and the ester which is composed of L-N-methylated phenyl amino acid and diketopiprazine was synthesized with considerable yield The conjugation of the new DOPA analogue into the peptide in the total synthesis of Pepticinnamin E was investigatited

另外，本文作者还进一步合成了高收率的戊烯基肉桂酸衍生物与D-酪氨酸的缩合片段及L-N-甲基苯丙氨酸与哌嗪二酮的酯两个重要的结构组成部分；对新多巴衍生物片段嵌入肽链中的工作亦进行了有益的尝试。

The Count invited Chopin and his parents to stay at his family castle on the Elbe at Děín.

伯爵邀请肖邦和他的父母住在他位于Děín的易北河上的城堡里。

Results:Results of HE staining after pulsed CO2 laser irradiation: statistical results of vacuole change of the odontoblast and vascular engorgement, hemorrhage of dental pulp were as following: there were statistical difference between A and C, A and D, A and N P

结果：脉冲CO_2激光照射后HE染色结果：成牙本质细胞空泡性变和牙髓血管充血和出血情况的数据经统计学分析后得出：A组和C组、D组、N组差异有统计学意义P

Another 72 mice were randomly divided into control group,egg yolk model group,Expellant and Cleanning Fat Capsule 0.4 g·kg-1 group,CFB 10.0,5.0,2.5 mL·kg-1 groups (n=12).Mice in each group were exhibited once a day for 10 d.16 h before the last administration,except control group,the mice in other groups were injected with 75% yolk physiological salt solution 0.5mL through the abdominal cavity,and began to starve,1 h after the last administration, the contents of serum TCHO and TG were determined,and liver MDA level was measured.

另取小鼠72只随机分为空白对照组、蛋黄模型组、排毒清脂胶囊0.4 g·kg-1组及CFB 10.0、5.0和2.5 mL·kg-13个剂量组( n=12)，每天给药1次，连续 10 d，末次给药前16 h 除空白对照组外，所有各组小鼠每只均腹腔注射75％蛋黄生理盐水溶液0.5 mL，并且开始饥饿；末次给药后1 h测定血清TCHO及TG含量，取肝脏测MDA含量。

Aim To investigate the relationship between the changes of N-methyl-D-aspartate receptor activity on cerebral cortex and brain edema after brain injury in the rats.Methods The brain injury model was made by a free-falling body.

目的 脑损伤后释放的谷氨酸通过其受体，主要是N-甲基-D-天门冬氨酸受体而发挥神经元兴奋毒作用；通过对脑损伤后不同时期伤侧大脑皮质NMDA受体活性和含水量的测定，探讨它们之间的关系。

Glycoside of lectins was mainly composed of D-mannose, D-glucose and N-GlcNAc. However, Lec3 also contain some fucose.

研究表明三种凝集素的糖基主要由甘露糖，葡萄糖，N-乙酰氨基葡萄糖构成，Lec3糖基中还含有部分岩藻糖。

Finally, the author proves the sharp bound for the indices of convergence of n*n reducible Boolean matrices with f〓≥2 the writer lets f〓 be the greatest common divisor of the distinct lengths of the elementary cycles of the associated digraph D (A for a reducible Boolean matrix A , and characterizes the matrices with the largest index.

最后，设f〓为可约布尔矩阵A的伴随有向图D的所有圈长的最大公约数，当f〓≥2时，我们得到了可约布尔矩阵幂敛指数的一个上界和达到最大幂敛指数的矩阵的完全刻划。

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Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。