查询词典 periodic

RESULTS Using titrimetric method of periodic acid is a shortcut and convenient method.

结果 高碘酸滴定法作肌苷含量测定，方法简便快捷，终点变色灵敏，测定结果准确可靠。

On the other hand, due to the special geometric shape of the side-chain polymers, at the corresponding bandgap edges of the infinite periodic chain, there exsit a pair of small transmittant peaks, which represents the residual periodicity in the chains.

当有限长度的具有随机支链的高聚物链连接到两个半无限长的金属导线上时，在严格扩展态处的透射峰的峰值有所下降，这是由高聚物和导线在界面处的位相失配引起的。

The boundary limit of the periodic system is also one of the transuranium s.

作者认为超铀元素存在的界限大体在Z=110-125号元素，而Z=114-120号元素将更有可能。

Some sufficient conditions for existence and uniqueness of periodic solution to Duffing equation are obtained using trigonometrical series and contraction mapping.

利用三角级数理论及压缩映射原理，研究时滞Duffing型微分方程，给出此类方程存在唯一周期解的几个充分条件。

Moreover, some of the world's tallest people, such as the Turkana and Maasai of East Africa, suffer periodic interruptions to their food supply.

而且，一些世界上最高的人们，比如土耳其人和东非的马萨伊人，也面临着食物供应的周期性中断。

For periodic lid-driven velocity with 4 cm/sec, the number of plumes was reduced by 60% as compared to that of UDS without externally imposed forced convection.

在 4 cm/sec强制对流的实验比自然对流的实验减少了60%流道的形成。

By using the theory of bifurcations of dynamical systems to the generalization form of the modified KdV equation, the existence of solitary wave, kink and anti-kink wave solutions and uncountably infinite many smooth and non-smooth periodic wave solutions is obtained.

本利用动力系统的分支理论来研究一类广义MKdV方程的行波解，得出了孤立波、扭子、反扭子和不可数无穷多个光滑和非光滑周期解的存在性。

By tradition, however, members have been subject to periodic checks to make sure they were appropriately underdressed.

据报道，即使是现在，军官如被发现裙子下面穿得一塌糊涂，仍要被罚一瓶葡萄酒。

The transmission coefficients through unmagnetized plasma photonic crystals are computed ,and the periodic characteristic of band gap structure for unmagnetized plasma photonic crystals is analyzed with them.

以微分高斯脉冲为激励源，用电磁波通过非磁化等离子体光子晶体后所得的透射系数来讨论非磁化等离子体光子晶体的禁带周期特性。

In the frequency domain, the transmission ratios of electromagnetic Gaussian pulses are computed and we analyzed the effect on defect mode properties of unmagnetized photonic crystals produced by its periodic constant, parameters of plasma and parameters of the defect layer, such as its dielectric coefficient, length and position.

从频域角度分析得到微分高斯脉冲的透射率，并讨论该光子晶体的缺陷层介电常数、厚度、位置、光子晶体的周期常数和等离子体参数对其缺陷模的影响。

How did you realize your dream when you are in adversity?

你是怎样在逆境中实现自己的理想的？

SP-D has a closed relationship with the illness of ALI. SP-A in lung tissue of has more compensational potential than that of SP-D.

SP-D的变化与病情更为密切，SP-D最低时，临床表现也最重；SP-A的代偿能力大于SP-D的代偿能力。