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Influences of carbon black with various diameters and contents on the foaming behavior of the system were studied.

建立了在聚氨酯导电泡沫塑料反应体系中炭黑的乳化和稳泡作用模型,研究了不同粒径的炭黑和不同的添加量对体系发泡行为的影响,初步探讨了炭黑对微相分离的影响。

Automobile exhaust the highest level of carbon monoxide, it can enter through the respiratory tract of gestation, the blood was absorbed, combined with hemoglobin to form carboxyhemoglobin, lowering blood oxygen, blood weaken the oxygen supply of human tissues, resulting in tissue hypoxia, which led to headaches and other symptoms, or suffocation.

汽车尾气中一氧化碳的含量最高,它可经呼吸道进入肺泡,被血液吸收,与血红蛋白相结合,形成碳氧血红蛋白,降低血液的载氧能力,削弱血液对人体组织的供氧量,导致组织缺氧,从而引起头痛等症状,重者窒息死亡。

The magnitude of the frequency shift is proportional to both the magnetic field strength B and to the charge to mass ratio, e/me, of the electron.

频移量与磁场强度B和电子的电荷质量比相对应。

Results show that if the reaction is carried out in chloroform no asymmetric synthesis was observed.

结果表明,以相当于反应物量3%的TBAB作相转移催化剂,60℃反应5h,产物收率可达78%。

After picric acid in water sample being chlorinated,chloropicrin is measured with ECD gas phase chromatography to determine the concentration of picric acid ,and quality is determined by retention time and quantity by external standard method.

将水样中的苦味酸氯化后,用ECD气相色谱法测定氯化苦的量,来确定苦味酸的浓度。

A simplified nonlinear robust control algorithm is presented, which connects the exact feedback linearization with the closed-loop gain shaping algorithm.

将简化的精确反馈线性化法与闭环增益成形算法相结合,设计其非线性鲁棒控制器,增加了信息的传递量,在提高系统鲁棒性能的基础上,使该算法成为实际工程上可用的算法。

Using the method of optimal efficiency and maximal quantity of refrigerating output , a thermoelectricity refrigeration system commix with compress refrigeration is designed .

为满足塑料低温对折机快速降温和低温操作要求,采用热电制冷的最佳效率和最大冷量两种工况设计计算,研制了机械压缩式和热电制冷相结合的混合制冷系统,并提供了试验数据。

The amount of chlorine-containing compound deposited on the inorganic support is controlled independently of the contact method, whether by liquid contacting, gas phase contacting, or combination thereof.

沉积在所述无机载体上的含氯化合物的量的控制独立于所述接触方法、是否通过液体接触、气相接触或它们的组合。

In order to reduce the computational complexity, the computing formula of the maneuvering direction and turn rate corresponding to a special measurement is presented.

为了减少数据互联的计算量,该文提出了与特定测量相匹配的转弯率和转弯方向的计算方法。

When the atom rate of addition element is beyond the 3.3% as Sm_3Fe_(25.5Cr_2V_(1.5)、 Sm_3Fe_(25Cr_2V_2, the added elements enhance α-Fe phase consumingly, and debase the liquidity acutely, thus depress the magnetic performace.

而当元素添加量过多时原子比大于3.3%,如Sm_3(Fe(25.5)Cr_2V_(1.5)、Sm_3Fe_(25Cr_2V_2,添加元素体现出了非常强烈的对铁元素的稳定作用,造成了α-Fe相大量增加。

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This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。

There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.

双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。