查询词典 Nd

Objective To evaluate Nd:YAG in treatment of closed angle glaucoma at the preelinical stage. Methods Peripheral iridectomy with Nd:YAG was performed on 26 cases (26 eyes) of preclinical glaucoma.

目的 评价Nd：YAG激光治疗闭角型青光眼临床前期的疗效方法采用Nd：YAG激光对26例(26眼)青光眼临床前期施行周边虹膜切除术，术後随访7～24月。

Objective To assess the efficacy of Q-switched Nd:YAG laser on lentigo simplex.Methods 26patients with lentigo simplex underwent Q-switched Nd:YAG laser treatment（532nm,2～3mm spot diameter,5Hz）.

目的 评价Q开关Nd：YAG激光对单纯性雀斑样痣的疗效方法用Q开关Nd：YAG激光（532nm，光斑直径2～3mm，频率5Hz）治疗26例单纯性雀斑样痣患者，治疗后相对比进行评价，并观察不良反应。

Study on the lithology and petrology (fine-grained cold-quenching ring of the enclaves, the reverse vein, the complex enclaves, the plagioclase phenocryst from both host rock and enclaves that is consist on the crystal form, composition and light, et al.), petrogeochemistry (Y/Nb=2.77～6.82, La/Nb=0.91～4.33, Ba/Nb=0.13～37.86, et al.), Sr and Nd isotope most ISr between 0.7031～0.7041,εNd(t=5.2～7.1 and LA-ICP-MS zircon U-Pb dating (the host rock age is 311±12Ma, and enclaves is 306±7Ma), believe the Huangyangshan pluton is crust-mantle hybrid genesis.

通过岩石学和岩相学（包体细粒淬冷边，反向脉，复合包体以及寄主岩石和包体中斜长石斑晶在形态、成分、光性上的一致性等），岩石地球化学（Y/Nb=2.77～6.82，La/Nb=0.91～4.33，Ba/Nb=0.13～37.86等），Sr和Nd同位素（ISr多数在0.7031～0.7041，εNd在5.2～7.1之间）以及LA-ICP-MS锆石U-Pb测年（寄主岩石为311±12Ma，包体为306±7Ma）综合研究认为黄羊山花岗岩是壳-幔源岩浆混合成因的。

The Sr Nd Pb isotopic compositions of crust lavas are characterized by higher initial Sr isotopic ratios,lower Nd isotopic ratios,large εNa and enrichment in radiogenic lead.

罗布莎蛇绿岩是雅鲁藏布江蛇绿岩带东段出露较好，也是研究程度较高的（蛇绿岩片之一，其壳层熔岩的Sr，Nd，Pb同位素组成具有较高的ISr值，较低的Isd值，大的εNd值和富集放射性成因铅的特征。

The results show that the grain size is refined by the addition of Nd or Dy, especially combined addition is better than single addition.

结果表明：ZK10镁合金中分别加入Nd和Dy均能细化晶粒，且Nd和Dy同时加入的效果优于单一加入的效果，当同时加入质量分数为0.2% Nd和0.6% Dy时，合金的平均晶粒尺寸由原来的150 μm细化至60 μm，使ZK10合金的抗拉强度和屈服强度分别提高至191.0 MPa和69.0 MPa，伸长率达到16.6%，与未加入稀土的ZK10合金相比分别提高89%，43%和232%。

It showed that the La stoichiometric number X has obvious impact on the structure and the CV curves; the structure was attected by the synthesis temperature and Nd stoichiometric number X; By the EIS curves of the different potential, it showed that the resistance decreased with the increase of the potential in the doping thulium elements Nd experiment.

稀土掺杂结果表明，La的掺杂量对材料结构和循环伏安曲线有明显影响；反应温度和Nd的掺杂量对材料结构有影响；不同电势下材料的掺Nd材料的交流阻抗图谱表明，随着电势的升高，体系的电阻减小。

After analyzing the working characteristics of the laser crystal,taking into account of the aeolotropism of heat conduction of Nd:GdVO4 crystal,the general analytical expressions of the temperature field and thermal distortion field of Nd:GdVO4 crystal end-pumped by super-Gaussian beam were obtained based on the Poisson equation for aeolotropic heat conduction.

通过激光晶体工作特点分析，考虑到Nd：GdVO4晶体热传导各向异性的特点，采用各向异性传热的Poisson方程，得出了超高斯光束端面抽运Nd：GdVO4晶体温度场以及热形变场的一般解析表达式。

The same set of ductile-rheologic shear deformational augen granite samples in the Yunkai uplifted area are measured by whole-rock Sm-Nd, Rb-Sr isotopic dating system method, obtaining respectively 1414±68Ma for Sm-Nd isochron age and 490±36Ma for Rb-Sr isochron age. These ages are respectively interpreted as the time of the granitic rock formation and the time of the tectono-thermal event of ductile-rheologic shear partial melting in Caledonian, indicating that the orogeny not only took place in Caledonian, but also the more important tectono-magmatic orogeny in the late Mesoproterozic Era and can be compared with the time of global Grenville orogeny.

对云开核部韧性-流变剪切变形眼球状花岗岩石样品进行了全岩Sm-Nd、Rb-Sr同位素年龄测定，获得1414±68Ma的Sm-Nd等时线和490±36Ma的Rb-Sr等时线年龄，它们分别代表这套花岗岩的形成时代和加里东期韧性-流变剪切部分熔融构造热事件发生时间，表明云开地区不仅在加里东期发生造山运动，而且在中元古晚期发生了更为重要的构造—岩浆造山运动，其时代与全球性的格林威尔造山运动时间可以对比。

Non-fluoride ionic number of Nd-F in dilute LiF-NdF3 melts and Nd-O-F species in dilute LiF-NdF3-Li2CO3 melts was researched by cryoscopic method,respectively.

采用冰点降低法分别研究了以LiF为溶剂的稀LiF-NdF3熔盐中Nd-F离子团及LiF-NdF3-Li2CO3熔盐中Nd-O-F离子团的非氟离子的个数。

The number of CD〓 and CD〓 lymphocytes subpopulation and IgA, IgM, IgG antibody-producing cells, the ratios of CD〓 and CD〓 T-cell in the cecal tonsils and Harderian glands, the content of IgA, IgM, IgG in tear, tracheal fluid, intestinal fluid and bile of CIAV-infected chicks vaccinated with ND vaccine were significantly decreased compared with vaccinated control chicks 7～28 days PV.

CIAV感染雏鸡ND免疫后28天内，哈德尔腺、盲肠扁桃体以及泪液、气管液、肠液、胆汁的上述各项免疫学指标，均不同程度的明显低于未感染CIAV的ND免疫雏鸡，表明CIAV感染雏鸡呼吸道和消化道局部粘膜对ND疫苗的细胞和体液免疫应答机能下降。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。