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- halation by diffusion 扩散晕影
- Gaseous excretion takes place by diffusion through the stomata and lenticels. 气体通过气孔或皮孔释放的方式排出。
- Transfer of soluble food materials might be accomplished by diffusion. 可溶性营养物质的转移,可以通过扩散来完成。
- This dissertion mainly study the Erlang(2) risk model perturbed by diffusion . 本学位论文主要研究带干扰的Erlang(2)风险模型。 讨论了破产前瞬间赢余分布,破产时赤字分布,以及破产前瞬间赢余和破产时赤字的联合分布等几个重要的量。
- The oxidation of methanol at Pt/CNT/C electrode is controlled by diffusion process. 研究发现甲醇在Pt/CNT/C电极上的氧化反应受甲醇扩散控制。
- Transport of a substance across a cell membrane by diffusion; expenditure of energy is not required. 物质通过扩散而透过细胞膜进行传输的过程;不需要消耗能量。
- Furthermore, we incorporated Mn into GaAs using different Mn sources (pure Mn and MnAs) by diffusion. 此外还利用扩散法对GaAs晶片进行不同Mn扩散源(纯Mn、及MnAs)的掺杂。
- Be and HR 1 stainless steel were bonded by diffusion welding at different pressure. 采用真空热压方法 ,分别在 2 0 ,45 ,5 5和 65MPa压力下对铍与HR 1不锈钢进行扩散焊。
- Conclusion ADC and signal intensity in lentiform nucleus were not affected by diffusion gradient directions. 结论 豆状核信号强度及其ADC值不受弥散梯度方向影响;
- Method: The result determined by turbidimetry was compared with that by diffusion, HPLC, and UV-Spectrophotometry. 方法:建立比浊法测定氯霉素含量,并将比浊法测定的结果与扩散法、高效液相法、紫外分光法结果相比较。
- Finally we add risk process perturbed by diffusion to the model because insurance companies have indefinite income and payout. 最后,由于保险公司还有一些不确定的收支,所以本文又加入了随机干扰项。
- "Their thin walls contain numerous capillaries, supported by a mesh of elastic and collagenous fibres;gas exchange Between them occurs by diffusion. 肺泡壁薄,多毛细血管,由网状的弹性纤维和胶原纤维加以支撑,经由扩散交换气体。
- Surface treatment includes boronizing by diffusion,thermal spraying coating,surface coating and surface insulating which have their characteristic... 最后,对材料在熔融金属的现有腐蚀机理进行了总结,并指出了今后的发展方向。
- He persuaded her to sign the document by guile. 他用欺骗手段说服她在文件上签字。
- So the rare field reversals are most likely caused by larger changes in the flow in the outer core, or in the way in which the field lines are wound into the flow by diffusion. 这样,不经常发生的磁场倒转,很可能是由外核流体或磁场曲线通过扩散宛然进人流体方式发生较大的变化而引起的。
- British colonies were ruled by governors. 英国的殖民地由总督统治。
- The army was demoralized by defeat. 军队因战败而士气消沉。
- In fungi and small protoctists waste products are excreted by diffusion through the cell or body surface into the external medium. 真菌和小型的原生生物代谢废物的分泌则通过细胞或体表扩散到外界。
- The bride was given away by her father. 由父亲把新娘交与新郎。
- Roughness of the skin can be caused by bad diet. 饮食不好可能引起皮肤粗糙。