PB的例句大全

The substitution of Tb 3+ for Pb 2+ induces lattice aberrance, which resulted in lowering the crystallization ability of perovskite and the tetragonality of the powders as well.

形成的钙钛矿结构中，Tb3+取代Pb2+进入晶格位置，产生阳离子空位，诱发晶格畸变，使钙钛矿相的析晶能力比相同热处理条件下未掺杂Tb3+的PT低。

The paper analyzed the present situation of domestic PB and its production line and technology gap with international advanced level.

分析了国内普通刨花板及其成套生产设备的现状及与国际先进水平的主要差距。

Nd, Sr, and Pb isotopic data indicate that large amounts of mantle-derived granitoids and minor amounts of mafic-ultramafic complexes emplaced in the upper crust during late Carboniferous and Permian times ( 250 to 330 Ma).

Nd、Sr和Pb同位素资料表明，在330～250Ma的后碰撞期间，有大量的幔源花岗岩类和少量的镁铁&超镁铁杂岩在上地壳侵位。

Projecting the lead isotope compositions on the Pb tectonic evolution model, the result indicates that the raw material of Jianchaling ultrabasic rock coming from the deplete upper mantle.

岩石铅同位素构造演化模式判别结果表明，煎茶岭超基性岩石的成岩物质来自亏损上地幔；

These age data are consistent with those ( Zircon U-Pb ages, 180-200Ma) of the leucocratic granites from the Mining Altai and Mountainous Altai of the former Soviet Union, which are located in the same tectonic unit as the studied region.

以上数据和与本区处在同一构造单元的前苏联矿区阿尔泰及山区阿尔泰12个浅色花岗岩结石U－Pb年龄180－200Ma的结果一致；

Analyses of H, O, C, S, Pb isotope, fracture tectono-geochemistry and ore deposit geochemistry show that the ore deposit is formed in an open system.

H、O、C、S、Pb同位素资料、断裂构造地球化学与矿床地球化学分析表明矿床形成于开放体系条件。

The migration of~ ( 210) Pb in low temperature environment

低温环境中~（210）Pb的迁移性综述

PMN can easily be formed into solid solutions with lead iron niobate, Pb ( Fe1/ 2Nb 1/ 2) O 3 ( PFN) to shift its temperature of maximum dielectric constant ( Tm).

PMN可以方便地与Pb（Fe1/2Nb1/2）O3（PFN）形成固溶体以移动介电常数峰值温度（Tm）。

Effect of Temperature-induced Discontinuous Liquid Structure Change on the Solidification Behaviour and Solidified Structures of Pb-Sn Alloy

温度诱导液相结构转变对Pb-Sn合金凝固行为及组织的影响

The melting point and the shear strength of Bi-Pb-Sn-Cd fusible alloys were determined by DSC and tension tester.

利用差热分析仪和拉伸试验机，研究了易熔合金Bi-Pb-Sn-Cd的成分对合金熔点和剪切强度的影响。

The Calculation and Experimental Determination of Vertical Sections of Cd-Pb-Sb Ternary Phase Diagram

Cd-Pb-Sb三元系垂直截面平衡相图的理论计算与实验测定

Several vertical sections of the Cd-Pb-Sb ternary phase diagram were calculated, and then determined by DTA method.

本文计算了Cd-Pb-Sb三元合金体系的垂直截面相图，同时采用差热分析（DTA）方法测定了该体系中四个垂直截面的平衡相图。

Under the conditions of containerless processing, Pb-4wt% Sn-12wt% Sb ternary eutectic alloys exhibit a transition from lamellasome structure to granular structure;

在落管无容器快速凝固条件下，Pb-4wt%Sn-12wt%Sb三元共晶合金组织形态由层片状转变为粒状；

Rapid solidification of undercooled Pb-12% Sb-4% Sn ternary eutectic alloy has been investigated. The maximum undercooling of the samples is up to 65K ( 0.13T_E).

研究了三元Pb-12%Sb-4%Sn共晶合金在深过冷条件下的快速凝固，实验中获得65K（0.13T E）的最大过冷度。

Lattice Parameters of α-Phase Solid Solution of Pb-Sn-Bi Ternary System

Pb-Sn-Bi三元系α相固溶体的点阵参数

Developing electrotechnics test base management system using PB

用PB开发电工学试题库管理系统

Application of PB combined with VBA in test paper building system

PB与VBA相结合的技术在试卷生成系统中的应用

Study Advance in Additives of Pb/ Su Alloy by Plating

镀铅锡合金添加剂的研究进展

This paper has determined the Pb content in popcorn.

测定了爆米花中铅的含量。

Observations show that there are tight relations between the distribution and kinetics of GC with their heavy element abundances, which give information on their formation process. The sources of heavy metals are similar except for element Pb.

球状星团的金属丰度分布，以及空间分布、运动性质与金属丰度的相关性，提供了球状星团形成过程的信息。除Pb以外，各种重金属含量相关性显著，表明它们有相似的来源。