常压

The phase diagram of diamond deposition in atmosphere oxyacetylene flames was calculated according to our non-equilibrium thermodynamic coupling model, and the ranges of substrate temperature and gas flow ratio for diamond growth were obtained theoretically.

本文用非平衡热力学耦合模型计算了常压乙炔火焰生长金刚石的相图，从理论上得到金刚石生长合适的衬底温度及气体流量比条件。

Dimethylnitrobenzene was oxidized to 3-methyl-4-nitrobenzoic acid with oxygen in the presence of catalyst under high pressure. The yield of 3-methyl-4-nitrobenzoic acid is 50% under proper condition and is higher than the literature yield of 27%.

论文还研究了在常压和高压下催化氧化2，4-二甲基硝基苯合成3-甲基-4-硝基苯甲酸的工艺，在一定的条件下产率可以达到51.2％。

Materials and methods:Male Sprague—Dawley rats were randomly divided into four groups as follow:Normoxia sedentary group,Hypoxic exposure group,Normoxia exercise group,living high training low group.the normoxia sedentary group lived in normoxic environment,hypoxic exposure group made hypoxic exposure for 12h in normobaric hypoxic tent(oxygen concentration 13.6%),Normoxia exercise group took 1h endurance exercise in normoxic environment at daytime,Hiho group was exposured in hypoxia at night after trained at daytime,the mode and duration of the both load were identical to hypoxic exposure group and normoxia exercise group.

研究方法：以雄性SD大鼠为研究对象，分成4组：常氧安静组、低氧暴露组、常氧运动组、高住低训组。常氧安静组在常氧环境下安静生活，低氧暴露组每晚在常压低氧(氧浓度13.6%)帐篷中低氧暴露12h，常氧运动组白天在常氧环境中进行耐力运动1h，高住低训组运动和低氧暴露的方式和时间分别同常氧运动组和低氧暴露组。

Methods To determine the composition and activation of cerebroproptein hydrolysate by aminoacid analyzer,HPLC,SDS-PAG and succinate denydrogenase,to determine the therapeutic effectiveness of cerebrprotein hydrolysate by ordinary pressure oxytolerant experiment and paramnesia experiment.

用氨基酸分析仪、高效液相色谱仪、SDS凝胶电泳和琥珀酸脱氢酶法测定脑蛋白水解物的组成与活性。用常压耐缺氧实验和记忆获得障碍法测定脑蛋白水解物的疗效。结果：脑蛋白水解物的氨基酸与小分子肽的比例分别为 80 %与 2 0 %左右。

Methods To deter mine the composition and activation of cerebroproptein hydrolysate by aminoacid analyzer,HPLC,SDS-PAG and succinate denydrogenase,to determine the therapeutic e ffectiveness of cerebrprotein hydrolysate by ordinary pressure oxytolerant exper iment and paramnesia experiment.

用氨基酸分析仪、高效液相色谱仪、SDS凝胶电泳和琥珀酸脱氢酶法测定脑蛋白水解物的组成与活性。用常压耐缺氧实验和记忆获得障碍法测定脑蛋白水解物的疗效。

Secondary variables selecting method based on PCA is researched, and then secondary variables selecting method based on Partial Least-Squares Regression is proposed.

并且研究了基于主元分析的辅助变量选择方法，提出了基于偏最小二乘回归的辅助变量的选择方法，采用两种方法分别对常压精馏塔航空煤油干点的辅助变量进行了选择比较。

The oxidation of nickel powder was avoided in the process of storage and use by using nitrogen mixed with a little air and inert gases to passivate the surface.

结果表明：采用沉淀转化一热分解技术，通过隔膜电解造液，常温常压下的复杂镍盐沉淀控制，气氛调控下的热分解和表面防氧化处理，成功地生产出了理化性能优于INCO公司同类型镍粉的特种镍粉。

This invention carrying through alcoholysis of common gloss polyester chip, getting low-molecular polymer of polytetramethylene terephthalate, using this low-molecular polymer as pregnant liquor, doing esterification reaction and polycondensation reaction of PTA and hybrid diatomic alcohol in normal pressure, getting the modified copolyester product which has inherent viscosity of 0. 65-0. 85dl/g, fine pellucidity and is suitable in the application of engineering plastics.

本发明是通过对普通大有光聚酯切片进行醇解，得到对苯二甲酸乙二酯低聚物，以此低聚物为母液，在常压下使PTA与混合二元醇进行酯化反应和缩聚反应，制备得到了特性粘数在0.65-0.85dl/g且具有良好透明性的适用于工程塑料领域应用的改性共聚酯产品。

However, the monoclinic phase, with the lowest dielectric constant, is the stable phase under ambient condition.

然而在常温常压下单斜晶是最稳定的结构但是它的介电常数却是最低的。

Unsaturated alkynyl alcohols, such as dehydronerolidol, dehydrogeranyllinalool, and dehydroisophytol, were prepared by ethynylation of turpentine derivatives, namely terpenylacetones, e. g. geranylacetone, farnesylacetone, and phyton under normal pressure in presence of alkali metal hydroxide and organic solvents.

松节油衍生物格萜烯基丙酮，如香叶基丙酮、金合欢基丙酮和植物酮在常压条件，碱金属氢氧化物和有机溶剂存在下可发生乙炔化反应，形成对应的α，β-不饱和炔醇化合物脱氢橙花叔醇、脱氢香叶基芳樟醇和脱氢异植物醇。

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％。