该词条未找到_海词词典

您要查找的是不是：

The activities of palladium catalysed cross coupling reactions of substituted bromobenzenes were studied. 分析了温度、化剂、同取代基团对取代溴苯发生钯催化偶联反应活性的影响。
No cross coupling between inductors due to low magnetic shield and high reliability. 漏磁小,不产生耦合,可靠性高。
For having missile of two sets of the same side directions autopilot,there is cross coupling between two control channels. 对于具有两套相同侧向自动驾驶仪的导弹,两个控制通道之间存在交叉耦合。
Six liquid crystals intermediates were synthesized by palladium catalysed cross coupling reactions with six substituted bromobenzenes and2 methyl3 butyne2 ol. 以4氟溴苯、,4二氟溴苯、,4,5三氟溴苯、碘溴苯、甲氧基溴苯、丙基溴苯为原料,分别与2甲基3丁炔2醇发生钯催化偶联反应,合成了6个苯基炔醇液晶用中间体。
Stepped Impedance Resonators(SIR) taken as basic resonator unit of coaxial filters,a kind of generalized Chebyshev coaxial-cavity filter through cross coupling is designed. 利用阶跃阻抗谐振器SIR作为同轴腔滤波器的基本谐振单元,设计了一个利用交叉耦合来实现广义切比雪夫函数的同轴腔体滤波器。
In the mathematical model of PWM rectifier in d-q synchronous reference frame, there is cross coupling between active and reactive components of the line current, which is difficult to control. PWM整流器在d-q旋转坐标系的数学模型中,有功电流与无功电流之间存在耦合,给控制带来困难。
On the basis of analysis on error model of ultra precision CNC machine tool, the variant gain cross coupling control algorithm is introduced into the servo control of ultra precision CNC machine tool. 文章在分析超精密数控机床误差模型的基础上,将变增益交叉耦合控制算法引入超精密数控机床的伺服控制。
The energy required to generate enough hydroxyl radicals to destroy the cell membrane is much less compared to the energy required to inactivate the cell through DNA cross coupling. 用于产生足够羟基原子团以摧毁有机物细胞膜的能量相比较使DNA双螺杆结构钝化所需的能量少很多。
In the crossing coupling reactions, the yield is at similar level due to unobvious electron effect resulted from the existence of ketones. 苯环上取代基的种类及位置对反应也有影响。在交叉偶联中，由于有酮存在，因此电子效应不明显，产率差不多。谢谢大家！
In order to avoid cross couplings between the vertical and lateral motion,decoupling control of a double-channel control rolling missile autopilot was studied. 为消除旋转导弹自旋所带来的纵向与侧向运动的交叉耦合,进行了双通道控制旋转导弹自动驾驶仪回路解耦控制研究。
It is rash to cross the street without looking both ways. 不朝两边看看就穿马路是莽撞的。
Cross and angry words in family grate upon the ear. 不高兴与生气的话在一个家庭里令人不愉快。
Cross coupling fuzzy self-tuning control for contouring motion 轮廓运动的交叉耦合模糊自整定控制
A mule is a cross between a horse and an ass. 骡是马和驴交配而生的杂种。
The Red Cross dealt out food to hungry soldiers. 红十字会把食物分发给饥饿的士兵。
This cross marks the spot where she died. 这个十字符号标明她死去的地点。
He made expiation for our sins on the cross. 他在十字架上为我们赎了罪。
SUGGESTION ABOUT THE ADOPTION OF THE LAYOUT OF GDP CROSS COUPLING 关于使用共深点交错耦合观测系统的建议
Mind out for the traffic when you cross the road. 过马路要注意来往车辆。
Passengers mustn't cross the rails. 乘客不得横过铁路。