华北地区

华北地区喜降瑞雪。

There was a welcome fall of seasonable snow in north China .

华北地区的天津市将从明年起禁止企业事业单位等收集个人生物信息。人脸识别如今已被广泛应用于移动支付、考试甚至公共卫生间等场所，这种无序使用状况引发公众担忧。

North China 's Tianjin municipality will prohibit businesses and institutes from collecting personal bioinformation starting next year , amid heightened public concerns over the uncontrolled use of facial recognition , now employed in mobile payment , test-taking , and even public restrooms .

华北地区几次大震前的b值异常变化

Variations of the b-values before several large earthquakes occurred in North China

用GPS资料研究华北地区形变场和构造应力场

Deformation field and tectonic stress field constrained by GPS observations in North China

华北地区地磁总场F长期变化特征及应用方法

Long-term variation characteristics of general geomagnetic field F in North China and its application method

华北地区大地震矩释放率和GPS应变率的一致性研究

On the Consistency of Large Earthquake Moment and Strain Rate Inferred from GPS Data in North China

利用GPS资料浅析华北地区块体运动及与地震活动的关系

A Brief Analysis of Relation between Block Motion and Seismicity in the North China with GPS Information

华北地区强震前后的h值及震情窗口变化

Variations of h-value and " earthquake situation window " before and after the strong earthquakes in the northern China area

华北地区构造演化对渤海湾油气形成和分布的控制巢式PCR法研究马拉色菌在花斑癣中的分布和构成

Tectonic Control on the Formation and Distribution of Oil-gas Pools in the Bohai Bay Basin of North China

进一步利用GPS速度场计算华北地区GPS地壳应变率场及应变能密度变化率场。

Using the GPS velocity field , we estimate the annual accumulations of strain rate field and strain energy density field .

本文利用近震体波资料，研究了华北地区地壳和上地幔P波速度结构。

In this paper , the crust and the upper mantle velocity structure beneath northern China has been studied by the use of near-by earthquake P wave information .

华北地区GPS监测网建设、地壳水平运动与应力场及地震活动性的关系

Establishment of the GPS Monitoring Network in North China and Relationship between the Crustal Horizontal Motion and the Stress Field and Seismicity

利用此法求取了东秦岭地区地壳中的Q值，并作了简要的地质解释。华北地区基岩场地水平加速度的衰减规律

The q - value in the attenuation of horizontal peak value of acceleration on rock site in North China

大面积的华北地区，在太古代的基底下具有明显的Pn波低速度。

A large area of North China shows prominent low P_n velocities beneath the Archean basement .

用Pg波走时重建华北地区结晶基底速度及时间项图像

Reconstruction of the basement velocities and time-terms using PG waves in North China region

华北地区棉铃虫对Bt杀虫蛋白的抗性监测

Resistance Monitoring of Helicoverpa armigera ( H ü bner ) to Bacillus thuringiensis Insecticidal Proteins in North China

CN中期地震预报方法及其在华北地区的应用检验

Cn mid-term earthquake prediction method and the check of its application in North China region

用DDA模拟华北地区的无震断层滑动和断块形变

Modeling aseismic fault slips and block deformation in northern China by DDA

利用1995和1996年华北地区两期GPS复测资料，计算研究了该区现阶段的构造块体运动。

Based on two periods of GPS remeasurement data of1995 and1996 in North China , the tectonic block movement of this area in present period is calculated and analyzed .

华北地区自早元古代结晶基底形成以后的沉积盖层发育演化可划分为五个阶段：拗拉槽克拉通边缘（Pt2Pt3）；

In northern China , evolution of the sedimentary sequences since formation of the early Proterozoic crystal basement can be divided into five stages , i.

华北地区汉族的Lewis、ABO、MN、Rh、P等血型系统和ABH分泌型的分布

Distribution of lewis , abo , mn , rh , P blood group systems and ABH secretion in Han nationality of North China

本文基于华北地区的地震地质调查结果，以及最近10年来的GPS观测结果，探讨了华北地区现今地球动力学机制。

Based on the geological and seismic investigation results in North China , and the measurements of about 10 years GPS surveys , the mechanism of current North China geodynamics is discussed .

参考一些先前的研究结果，系统分析了1980年以来华北地区（34°～42°N、108°～124°E，下同）大量的各种前兆观测数据资料。

Based on some previous study , a large number of precursory data observed in North China ( 34 °~ 42 ° N , 108 °~ 124 ° E ) since 1980 were systematically analyzed .

华北地区基于MODIS的地表覆盖监测方法研究&以建筑用地为例

A study about monitoring method of earth 's surface covering based on MODIS of North China & Take building site as an example

本实验是在十年研究的基础上，在华北地区小麦&玉米典型耕作制度下，对土壤长期施用EM生物有机肥，研究其对冬小麦和夏玉米的生产效果与作用机理。

The production effects and action mechanism of applied EM biological-organic fertilizer to winter-wheat and summer-maize under the typical cropping systems of the Huabei area in china were analyzed .

华北地区大豆蚜（Aphisglycines）的种群动态和主要天敌控制能力的研究

Studies on the Population Dynamics of Aphis Glycines and Controlling Effect of Its Dominant Natural Enemies in Northern China

以上结果表明，用归一化熵值K≥0.8来区别前兆震群与一般震群，结果没有华北地区的那样显著。

The above results show that the method that precursory earthquake swarms and general ones were discriminated by using the normalized entropy value K ( K ≥ 0.8 ), is not as clear as that of North China region .

分析了张北6.2级地震前后华北地区水准、GPS、重力、定点形变、流动形变、地应变观测资料及前兆的演化过程。

We have analyzed the evolutional process of precursors , including observational data of leveling , GPS , gravity , deformation at fixed observational sites , mobile geodetic deformation and ground strain before and after the Zhangbei M_S6.1 earthquake .

在华北地区，影响设施内葡萄光合效率的主要生态因素是CO2浓度和水分状况，尤其是设施内相对湿度和光合效率有明显相关。

In north China area , the major ecological factors affecting the efficiency of grape Photosynthesis are CO 2 and moisture contents , especially , the relative humidity has a direct bearing on the efficiency of photosynthesis .

本文对华北地区出入境39例HIV-1阳性样本（中国21例，非洲17例，东南亚1例）的gag和env两个基因片段进行了序列特征和亚型对比分析。

Subtype diversity of gag and env gene segments of HIV-1 isolates from Exit-Entry people of North China , including 21 Chinese , 17 African and 1 Southeast Asian were studied .