parting sand

The less felting liquid can be used than other sand when using NFS .

粘结剂使用量较其他粒形铸模砂少。

forming machine for making foundry moulds of sand (excl. sand-jet sprayers)

铸造用砂模成形机（不包括喷砂装置）

A frame for holding a sand mold in a foundry.

砂箱铸造车间内保持砂模用的框架

Large scale sand production experiments and optimization of sand control for unconsolidated sanstone reservoir

大型疏松砂岩油藏出砂产能模拟试验及防砂方式优选

Influence of Sand Compacting-Pulling Force on Sand Molding on EPC

消失模铸造干砂紧实-拔出力对干砂造型的影响

Experimental and Numerical Simulation Research of Screen out Fracturing in Unconsolidated Sandstone

疏松砂岩脱砂压裂实验与数值模拟研究

An Improved Particle System and OpenGL Sand Spraying Simulation Used in Sand and Dust Wind Tunnels

砂尘风洞试验中粒子系统的OpenGL喷砂模拟

Figure 5. Shear and bulk modulus relation for sandstone and weakly cemented sands.

图5.砂岩和弱胶结砂体中剪切模量和体变模量之间的关系。

They proceeded at once to extract the interior mould, clearing out the boring of the piece.

他们立时动手掘砂模，掏清炮筒。

Experimental Study on Compaction Properties of Dry Sand in Expendable Pattern Casting

消失模铸造干砂紧实特性的试验研究

Study on the Twin Metals Hammer by EPC Process

干砂消失模铸造复合锤头的试验研究

Constitutive Model of Calcareous Sand Structure Interface

钙质砂与结构接触面的本构模型研究

EXPERIMENTAL STUDY ON PARAMETERS OF DUNCAN-CHANG MODEL FOR BEIJING FINE SANDY SOIL

北京细砂土邓肯-张模型参数试验研究

Practice of Dry Sand Filling and Compaction by Vibration in EPC

消失模铸造干砂振动紧实的生产实践

A Study of Modeling Experiments of the New High Effective Rotational Flow Grit Chamber;

新型高效旋流沉砂池的模型试验研究

INVESTIGATION ON THE MOLD FILLING CHARACTERISTICS OF GRAY IRON IN THE EPC PROCESS WITH UNBONDED SAND MOLDS;

灰铸铁干砂消失模铸造充型特性研究

Research of Laboratory Tests and PFC～(3D) Numerical Simulation for the Steady State of Sand;

砂土稳态强度试验研究及颗粒流模拟

Numerical Modeling of the Elastoplastic－Damage Constitutive Relations for Sand;

砂土弹塑性—损伤本构关系的数值建模