A simple method for preparing m -cresol from m -toluidine via diazonium salt at room temperature using copper salt as a catalyst is proposed.
提出一种以间甲苯胺为原料,在铜盐催化室温条件下,经重氮盐制备间甲苯酚的简单方法。
Along with sensitive seismographic equipment, GEMS will drill down about 20 ft. (6 m) with a thermometer-equipped probe, trying to figure out how quickly the temperature rises with depth.
除了备有灵敏的地震仪,地球物理监测站还将会使用一个装有温度计的探测器钻入地下20英尺(6米)以尝试着计算出温度随深度增加而升高的速度。
The network could predict the effects of the temperature on the boundary film strength. the network trained with the L-M rule were quick in convergence and small in error.
该模型可用于准确地预测温度对边界膜强度的影响。并采用L - M规则进行神经网络学习训练可使网络收敛快,误差小。
With direct B. E. M. the boundary integral equations of soil for elastoplasticity, viscoplasticity cluding creep and temperature stress are researched and soluted.
本文采用直接边界元法,研究了土的弹塑性、粘塑性(含蠕变)及温度应力等非弹性状的边界积分方程求解摸式。
The accelerator M gave larger plastication to NR than DM at lower temperature, but DM would give larger plastication than M as the temperature increased.
促进剂M的活化能比DM低得多,说明其硫化速度对温度的依赖性小于DM。
Measure sediment temperature at intervals of 5 m by inserting the soil thermometer into the sediment.
沿样条每隔5米用土壤温度计量度土壤温度。
The relative removal rate of methyl and methylene group showed the shape of M with the increase of temperature.
甲基与亚甲基的相对脱除速率随温度呈现M型关系。
The blending composition, temperature and time have a dramatic effect on the cold crystallization temperature (Tc) increases and the melting Tmperature (t m).
冷结晶温度和熔融温度与共混比例、共混时间、温度等因素密切有关。
The study found that use of self-propagating high temperature synthesis and self-propagating high temperature synthesis can be prepared M-type barium ferrite.
研究发现,用自蔓延高温合成法和自蔓延低温合成法都可以制备M型钡铁氧体。
This is the perfect solution for any 8 to 14 mm m infrared thermometer within its temperature range.
这是完美的解决方案,对任何8一十四米米红外测温仪的温度范围内。
According to experiment result of high temperature superconducting magnet cooled with G-M refrigerator, we researched its key technology problem.
根据高温超导磁体冷却的实验结果,研究了G - M制冷机在磁储能直接冷却应用中的关键技术问题。
Heaters in the G-Series and M-Series product lines use a high-temperature material for their surface face.
系列和M系列产品线中的加热器使用高温材料作为加热器表面。
Numerical simulation of flow field shows the new furnace has the advantages of reasonable flow organization, homogeneous temperature profile and m...
对炉内流场的数值模拟证明了该新型还原炉在流场组织、温度场均匀性以及强化金属镁的还原过程等方面具有明显的优势。
In this paper, the effect of annealing temperature and time on the rate of metal-induced lateral crystallization (m ILC) of amorphous silicon are investigated in detail.
详细研究了金属诱导非晶硅横向晶化时间、温度对晶化生长的影响。
In this paper the basic principle, temperature and wood species adjustment theory, design principle of conductance wood moisture m eter is described.
本文阐述了电导式木材含水率测定仪的基本原理、温度修正和树种修正的理论依据及电导式木材测湿仪的设计原理。
The dependence of the refractive index of optical fiberes on composition, temperature, warelength, M F D and drawing tension (or drawing temperature) as well as attenuation is described.
叙述光纤折射率与组成、温度、波长、模场直径和拉丝张力 (拉丝温度 )以及衰减等因素的相互依赖关系。
The mechanism of interaction between m-nitroaniline and Bovine Serum Albumin (BSA) was investigated with fluorescence spectrometry at different pH and temperature.
文章采用荧光光谱技术研究了在不同的酸度和温度条件下,间-硝基苯胺与牛血清白蛋白间的相互作用机制。
Visteon, which in October emerged from bankruptcy, last week forecast more M&A activity, adding it could add to its temperature control business.
刚于去年十月从破产中逃出生天的伟世通于上周预测,该公司未来会有更多的并购活动, 并表示这些并购活动将会增加其温控业务的规模。
The properties of organic boron, organic boron zirconium crosslinking a-gents applied in reservoir with high temperature are better than that of borax and organic transitional m…
有机硼和有机硼锆交联剂在高温地层中应用性能优于硼砂和有机过渡金属交联剂。
WU m F. Study on diffusion welding with low temperature of al alloy and stainless steel and diffusion behavior of main elements [d]. Zhenjiang: Jiangsu University, 2011.
[5]吴铭方。铝合金与不锈钢低温扩散焊及界面主组元扩散行为研究。[d]镇江:江苏大学,2011。
The influence of the orientation and condition on the ambient temperature tensile properties and the bending duc-tile-to-brittle transition temperature of P/M TZM sheet are also discussed.
试样的方向及状态对板材的室温抗拉性能及弯曲塑-脆转变温度的影响也在本文中进行了讨论。
Use do not fade, high temperature resistant ink, PVC, PP film, 3 m glue, such as material, color is gorgeous, durable.
采用不褪色,耐高温油墨,PVC、PP薄膜、3M胶、等材料,产品色彩艳丽,经久耐用。
The diurnal range of temperature indicated a U-shaped pattern along the altitudinal gradient, with a lowest value at the middle elevations (about 1600 m).
月平均的日较差沿着海拔高度变化呈“U”字形,中海拔月平均日较差值最低。
The diurnal range of temperature indicated a U-shaped pattern along the altitudinal gradient, with a lowest value at the middle elevations (about 1600 m).
月平均的日较差沿着海拔高度变化呈“U”字形,中海拔月平均日较差值最低。
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