chemical的例句（chemical在句子中的用法）

• That exon could not FORM chemical compounds was once believed by scientists. 科学家们曾经认为稀有气体不能形成化合物.
• Glutamatergic synapses are common excitatory chemical connections in mammalian central nervous system. 谷氨酸性突触是哺乳动物神经系统的主要兴奋性突触.
• Objective To investigate the chemical constituents of essential oil in Eupatorium adenophorum. 目的研究紫荆泽兰挥发油的化学成分.
• That xenon could notnform chemical compounds etx as honce believed by scientists. 科学家曾相信:氙气是不能形成化合物的.
• Chemical modification including oxygenation, esterify, graft copolymerization and so on. 化学改性主要有氧化 、 交联 、 酯化和接枝共聚.
• Also, on the basis of this knowledge, chemical equilibria can be predicted theoretically with great accuracy. 同时, 根据这种知识, 还能够很精确地在理论上预言化学平衡.
• Keto - enol tautomerism is the most common tautomery phenomenon. Keto - enol themselves are the real chemical substance. 酮及烯醇互变是互变作用最普通的现象, 它们都是真实的化学实体.
• These lasers usually employ chemical combustion to energize directly the lasing process by various one - way reactions. 这些激光器一般利用化学燃料,通过各种 单向 反应直接驱动激射过程.
• THE OPERATING INSTRUCTION EXPERT SYSTEM FOR THE CHEMICAL ENGINEERING PROCESS TRAINING EMULATOR. 化工过程训练仿真器的操作指导专家系统.
• The effect of chemical composition for glass batch to emissivity is analysed. 分析八种玻璃配合料的化学组成对发射率的影响.
• Chemical bond mainly includes electrovalent bonds , covalent bonds, and metalic bonds. 化学键主要有离子键 、 共价键 、 金属键.
• The studies and recent advances in chemical activator of electrode in organic electrosynthesis are briefly surveyed. 电极活化剂在提高有机电合成电流效率、收率及改进电极活性等方面发挥着重要的作用.
• The requirements of chemical components, producing technology of negative aluminium foil for electrolyze capacitor are explained. 阐述了电解电容器负极用铝箔对化学成分 、 生产工艺技术的要求,生产过程中的质量控制原理及方法.
• Stencil manufacturing techniques include chemical etching, laser cutting and electroforming. 钢网制作技术包括化学腐蚀, 激光切割和电铸.
• Out of quantum electrodynamics come all known electrical, mechanical, and chemical laws. 从量子电动力学可以得出所有已知的电学 、 力学和化学定律.
• Dangerous effluent from some chemical plants is being poured into the river through the town. 几家化学工厂排出的有害废水正流入通过我们市镇的河里.
• Ebullioscopy is obtained by classical chemical methods. 沸点外高测定法是由经典的化学方法获得的.
• Fiber reactive dyes are from true chemical bounds between dyestuff and fiber. 纤维活性染料来源于染料与纤维之间形成的真正化学键.
• Fiber reactive dyes - from true chemical bounds between dyestuff and fiber. 纤维活性染料 -- 染料与纤维之间形成真正的化学键.
• The DM membrane possesses fairly good selectivity, chemical stability and scale stability. DM阳极隔膜具有好的选择性 、 化学稳定性和尺寸稳定性.