熔壳

陨石熔壳研究

A study on the fusion crust of meteorite

溅射物外形多具有旋转扭曲形态及熔壳特征，显示了熔融、塑性-半塑性特征。

Most hand samples show abundant semi-plastic features , such as twisted shape and molten crust , which might be caused by their flying in the air in the molten or semi-molten status .

TiAl基合金涡轮熔模型壳离心精密铸造

Centrifugal Investment Casting of a TiAl-Based Turbine Blade

借助SEM，EPMA和显微硬度仪等分析测试手段，对氧化锆陶瓷熔模型壳工艺中的钛与型壳界面相互作用进行了研究。

The titanium and shell interface reaction of zircon ceramic sheel technological process is thoroughly studied by using SEM , EPMA and microhardness apparatus .

本文对熔模型壳导热系数的测试方法进行了分析。

This paper analyses the methods of determining the thermal conductivity of invest-ment shell mould .

您看外面的这一层，叫做熔凝壳。

You can see that black stuff on the outside , it 's called the fusion crust .

在熔模铸造壳型内表面基体玻璃涂层上制备了两类无裂纹SiO2薄膜涂层。

Two groups of SiO 2 thin film coatings without cracks are prepared on the glassy coating of inner surface basic body in the investment casting mold .

改善熔模铸造壳型壁厚均匀性的一种途径

A New Way Improving Identity of Mould Thickness for Investment Casting

电熔刚玉型壳的抗蠕变性与显微结构

The Creep Resistance and the Microstructure of Corundum Shell Moulds

中酸性杂岩体是地幔熔浆与壳源物质混杂形成；

Intermediate acid complex rock body is formed by mixing of mantle magma and crustal material .

对TiAl合金涡轮的立式离心熔模陶瓷型壳精密铸造进行了研究，合金熔配设备为水冷铜坩埚真空感应熔化炉。

Vertical centrifugal casting of TiAl alloy blade casting in an investment shell was investigated . The Ti Al alloy melt was produced by induction skull melting .

熔模铸造型壳的线量变化研究

A Study on Dimensional Change of Ceramic Shell in Investment Casting

熔模铸造型壳抗弯弹性模量的研究

Study on Bend Elastic Modulus of Ceramic Shell in Investment Casting

熔模铸造型壳废弃物组成及其再利用分析

Analysis of Recycle and Composition of Molding Shell Waste in Investment Casting

提高熔模铸造型壳强度的途径

The Ways for Increasing of Mold Shell Strength in Lost Wax Casting

钛合金熔模铸造制壳材料及工艺的研究

Research on Shell Moulding Materials and Technology for Titanium Alloy Investment Castings

熔模铸造型壳强度与硬化工艺改进

Improvement of Shell Strength and Hardening Technology in Investment Casting

熔模铸造型壳制造与增强快干硅溶胶

Shell Building Process and Enhanced Colloidal Silica for Investment Castings

熔模铸造型壳回收利用试验研究

Study On Reclamation and Recycle of the Ceramic Shell Waste in Investment Casting

熔模铸造型壳性能的改进及分析

The Improvement of and Analysis on the Performances of the Investment Casting Shell

熔模铸造型壳的现状

Present Status of Molding Shell in Investment Casting

电泳铸型成型是世界上近十年内出现的熔模铸造制壳新工艺。

Forming by elec trophoresi sis a new process developed in the last decade for making the investment casting patterns .

严重事故过程可分为堆芯解体、压力容器熔穿、安全壳失效三阶段，裂变产物随之释放。

Based on the progression , the phenomena in a severe accident are classified into three phases : core degradation , vessel melt-through and the failure of the containment , and the fission products were released there after .

桐庐和相山杂岩体分别属于同熔型和陆壳重熔型火山－侵入杂岩系列，通过对这两个系列中的斜长石及碱性长石进行了对比研究。

The Tonglu and Xiangshan complexes belong to the volcanic intrusive series of syntexis type and continental crust remelting type , respectively . A comparative study of the plagioclases and alkali feldspars from the two types is done in this paper .