查询词典 KA

The project team has taken loess, lacustrine and peat sediments and tree ring as the research carrier, a systematic study has been carried on the warm phases of the different period (60-25 ka, last deglaciation, Holocene, the recent e few hundred years) and the last interglaciation on the basis of the extensive field investigation and laboratory analysis.

项目组以黄土、湖沼和树轮等沉积物为研究载体，经过大量的野外考察和实验室分析测试，对我国半干旱带末次间冰期和距今六万年以来不同时间段的温暖期（6万年到2.5万年、末次冰消期、全新世、最近几百年）进行了系统的研究，取得了一批重要的阶段性成果，确认了东亚季风气候和温暖期的不稳定性特征。

They reveal the paleoceanographic and paleoclimatic evolutionary history during the Neogene in the high latitude of the North Atlantic, find the millennial timescale climatic variability during the early Pleistocene "41 ka world" and couple the oscillation between surface temperature and deep water during the glacial periods, indicating the climatic instability of deglaciation during the glacial and interglacial cycles.

它们揭示了北大西洋高纬度海区新近纪的古海洋学和古气候的演化历史，发现了早更新世"41ka世界"千年尺度的气候波动，以及冰期表层水温与深层水的耦合颤动，说明冰期旋回中冰消期气候的不稳定性。

We have studied Aβ1-42 aggregation at different concentrations from 100 to 600nM, the results show that the association rate constant is strongly dependent upon the Aβ concentration, but the dissociation rate constant influenced by buffer has no salient change.

在不同浓度的Aβ1-42凝集反应中，发现结合速率常数ka随反应溶液中蛋白的浓度减小而明显地降低，解离速率常数kd主要受缓冲液的影响，并无明显的改变。

Third, we make a Ka band doubler according to the simulating results and measure it.

输出端使用标准波导形成高通滤波器，抑制了21GHz以下的信号。

The Ka-26 is normally equipped for single-pilot operation, but dual controls can be fitted if desired.

这家通常配备26为单驾驶员操作，但双重控制可安装如果需要的话。

Report from our correspondent (Li Jinlei of reporter of exercitation of reporter Yu Jie) Xiaoli is collected indicate shop on the net of the password Jin Ka, put beforehand inside have hundred thousands of yuan, but the express fee that hundreds yuan must collect additionally first after entry website shops, cannot deliver goods otherwise.

本报讯(记者于杰实习记者李金磊)小李捡到标明密码的网上购物金卡，里面预存有几十万元，但登录网站购物后必须先另外汇数百元的快递费，否则不能发货。

We found that the permeability ratio and GMI ratio depend on external magnetic field, peaking at a transverse anisotropic field of H=0.4 kA/m.

并发现有效磁导率比随外磁场的变化，在各向异性场H≈0.4kA/m处出现了峰值，GMI效应也在此磁场的位置处出现峰值。

Welcoming Sir Ka-shing Li's donation, Professor Farrar said it was an incredibly exciting development for clinical research and education in international health.

牛津大学的全球卫生科学系理学硕士课程专门为研究生和在职专家，提供有关热带传染病、流行病学、公共卫生，以及卫生经济等范畴的知识和技术。

In 1999's King of Comedy, Stephen Chow satirizes himself as an "extra"(ka leh feh's, a more derogatory, nuanced term for "extra"), but in the early 80s Chow indeed had to take up the most obscure and forgettable extra roles that at best gave him two lines, while Wai Chai was already parading as the leading man in many series.

周星驰在《喜剧之王》里讽刺自己是一个"临时演员"（"extra"更为贬义和差异的意思），但是80年代初时，周确实演了很多至多2句台词的模糊和易忘的临时角色，而此时的伟仔已能因主演许多连续剧里而夸耀了。

It was suggested that Ka=250 m^2/s can result a required guarantee rate of 70%, by which the in situ floater can be in the area with 95% confidence.

最后，在给定95%的置信水平，并达到70%的保证率的条件下，反推得到随机运动模型的扰动系数的合理值。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。