thg

An angle phase matching KD P SHG and THG system with fine tem-perature control has been developed , the operating temperature is 40 ℃ and temperature stability is 0.1 ℃.

本文报导了一种具有精密恒温的角相位匹配KDP二倍频、三倍频系统，其特点是温度恒温控制在40℃，稳定度0，1℃。

The conventional non-polarization coupling THG mode and the special mode of polarization coupling THG could be classified into their corresponding group , representing the common properties within their own group . 3 .

传统的非偏振耦合三倍频模式与偏振耦合三倍频特殊模式均可以归入到相应的类别中，并代表了该类模式的共同性质。

Through concrete analysis and study thg proper construction technology is proposed .

为此，经过认真分析研究，提出了合理的施工工艺。

The Land-use structure is decided by thg levels of industrial development and industry structure .

产业发展水平和产业结构决定着土地利用方式与结构。

Thg Developing Feature of Utilizing Waste Heat System for Rolling Heat Furnace of Angang

安钢轧钢加热炉烟气余热利用系统发展的特点

THG application of stable isotopes to the prospecting evaluation of gold ore deposits

稳定同位素与金矿找矿评价

The frequency of thg thrust force was analyzed .

分析了推力的频谱，发现推力存在着较大的波动。

All the results of either simulation or reliability examination show that thg quality of this controller is good .

混合仿真实验和可靠性实验都证明了该控制器的性能是优越的。

SHG and THG of laser dye molecules adsorbed on optical surface

光学表面上激光染料膜的二次和三次谐波的产生

An analysis of geographical environment and land-type classification in thg city of Hangzhou

杭州市城市土地类型划分

Field Distribution of the SHG and THG Wave on the Flattened Gaussian Beam

平顶高斯光束谐波场的横向分布

Thg occuring rate of induced abortion syndrome were 0 and 22.22 % respectively ;

A、B两组人流综合症发生率分别为0、22.22%；

High Power SHG THG Pulaed Nd : YAG Laser

高功率二倍频、三倍频脉冲Nd：YAG激光器

KTP crystal , as a good overall performance nonlinear optical crystal , has extremely important theoretical and practical significance applying in THG .

KTP晶体作为一种综合性能优良的非线性光学晶体，应用于1319nm三倍频处具有极其重要的理论和实际意义。

( iii ) At the critical point , the band gap reaches minimum , thus a large THG is obtained .

在相变点能隙最小，THG很大。

Until a coach secretly gave a sample of THG to scientists , no one knew how to test for it .

如果不是一位教练秘密地将变体兴奋剂样本送交到科学家手里，人们甚至不知道如何检测这种兴奋剂。

On synthetic Steroid Hormone After THG Disputes

THG风波下再谈合成类固醇类兴奋剂

Studies on thg application of RAPD molecular markers to the classification of grape resources in the marsh and heated areas in the South China

利用RAPD分子标记对南方湿热地区葡萄资源的亲缘关系及分类研究

Most of transactions will be completed through thg network , such as shopping online , banking online , and recharge online .

人们越来越多的事务是通过网络完成的，如网上购物、网上银行、网上充值等一系列活动。

Finally , THG characteristics from gold triangle array were introduced , and the experimental results show that the THG enhancement is closely related to the LSP excitation .

最后介绍了纳米金三角阵列THG特性，实验结果表明该结构中的THG增强同样和局域LSP激发密切相关。

Moreover , THg concentrations decreased from alluvial soil , shrub soil to forest soil in a sample site , and they decreased with increasing depth in soil profiles .

同一采样区内河滩土、灌木土、林地土中土壤总汞的含量依次降低，同一采样点的垂向剖面上总汞含量一般从表层向下依次降低。

Under the effective mass approximation , the analytic expression for the third-harmonic generation ( THG ) in cylindrical quantum dots was derived by using the density matrix method .

利用量子力学的密度矩阵理论，在有效质量近似下，采用有限深势阱模型，导出了柱形量子点的三阶非线性极化率的解析表达式。

Obtained results show that broadband THG conversion efficiency can be improved availably in the type-I / type-II / type-I quadrature scheme with CLBO crystals .

研究结果表明，在单倍双混模式下使用CLBO晶体作为频率转换的非线性晶体可以有效地提高宽带三倍频的转换效率。

Using the compact matrix forms of third order susceptibility , we have derived the expressions of effective third order nonlinear coefficients for third harmonic generation ( THG ) processes in uniaxial crystals .

应用压缩角标方法所得到的三阶非线性系数的矩阵形式，首次给出了在单轴晶体中进行三次谐波实验时，各种相位匹配方式下，其三阶有效非线性系数的解析表达式。

Thg source of phosphatase activity ( PA ) in different regions in the East Lake , Wuhan City , is compared , and the relationships between the environmental factors and PA are studied .

本文对东湖磷酸酶活力（PA）的来源，不同湖区活力水平的比较，及其与主要环境因子的关系作了初步研究。

The characteristics of a variety of dye laser oscillators transversally pumped by SHG and THG of a Nd : YAG pulsed repetitive laser are reported and compared .

本文报导了用Nd：YAG激光二次或三次谐波横向泵浦的几种脉冲染料激光器腔型的运输特性，并进行了比较。

In the letter , Jones admitted taking the banned-steroid THG , known by its street name " the clear ," because it could not be detected by dope tests .

信中琼斯承认服用体育禁药类固醇“TheClear”，也就是四氢孕三烯酮（THG），而这种药在药检中不会被查出。

We have investigated the effect of the competition between the electron-electron and elec-tron-phonon interactions on the ground state of MX complex and its third-harmonic generation ( THG ) .

研究了电子-电子相互作用与电子-声子相互作用的竞争对MX络合物基态及三次谐波产生系数（THG）的影响。

The samples of grain were extracted with chloroform-methyl alcohol ( 9:1 ), and using a long neck funnel , extracting aad Cleaning up of the samples were finished at thg same time .

样品予处理采用氯仿&甲醇（9：1）混合液为提取剂，使用一只长颈漏斗将提取和净化步骤一次完成。

When the waist radius of the fundamental wave is small , the walk-off is the main factor that makes the SHG and THG conversion efficiency decrease , while the effect of detuning angle is little .

初始入射基频光束腰半径较小时，离散效应是二次谐波转换和三次谐波转换效率降低的主要因素，失谐角对三次谐波转换的影响较小；