sand的例句大全

Studies on the property of moulding sand binder of non-environmental pollution

无公害型砂粘结剂性能研究

Therefore developing high quality, pollution-free, low molding sand binder of cost become demand of era.

因此开发出高质量、无污染、低成本的铸造粘结剂成为时代的需要。

A method of producing sand binder by blending rock oil resid and vegetable oil resid was introduced.

介绍了一种将植物渣油与石油渣油共混生产铸造用型（芯）砂粘结剂的方法。

Study on a Water soluble Organic Binder Sand Cured by Microwave Energy

微波固化水溶性有机粘结剂砂的研究

On the basis of erosion wear theory of materials and the abrasive water jet cutting process, the mechanisms of both casing cutting and formation rock cutting with hydraulic sand blasting perforation of oil wells are discussed, and the influencing parameters are investigated.

根据材料冲蚀磨损理论和磨料射流切割原理，对利用水力喷砂射孔技术切割套管和近井地层岩石的机理及其影响因素进行了分析。

Hydraulic system design of automatic control sand blender

自动控制混砂车液压系统设计

The design of Sand Blender control system, including hardware selection and determining parameter, is achieved according to the system of automatic control scheme.

根据系统自动控制方案对混砂车控制系统进行详细的设计，包括硬件设备的选型和参数的整定。

Discussing various influence factors of ductile iron's surface blowhole defects indicates that bringing various gases in the molten metal or on the interface with the sand mould is inevitable.

对影响球墨铸铁件皮下气孔的各种因素分析表明，铁液中气体的产生有其必然性，通过减少气体的发生量以防止皮下气孔的方法并不是都能奏效。

The result showed that sand ejection treatment could get proper bonding force.

结果显示，在一般情况下喷砂处理即可达到较高的粘结强度。

On the base of the analysis combining the shape of borehole log, we analyze their sedimentary system and sedimentary facies, and summarize each sedimentary model of sedimentary system, identifying 5 kinds of sand types.

在此分析结果基础上结合测井曲线的形态，分析了它们的沉积体系类型及沉积相态，总结出了其每种沉积体系的沉积模式，识别出了五种砂体类型。

The inspection results indicated that the uniform diameter of pure sand-gravel columns in mud and silt reached 55~ 82 cm, and the boring core sample strength of grouting column reached 4.3~ 11.4 MPa at the age of 28 d.

检测结果表明，挤入淤泥和粉土中的纯砂砾柱平均直径达到55~82cm，28d龄期时水泥砂砾灌浆体取芯的抗压强度达到4.3~11.4MPa。

The right bank slope of entrance open ditch for a diversion, flood-discharge and draining sand tunnel project in Xiatianji reservoir of Jinghe county is excavated.

精河县下天吉水库导流、泄洪、排砂洞工程进口明渠右岸边坡开挖。

Nestled beside it was a velvet-lined box holding the ring ( guarded by relatives who had hid behind a sand dune).

信旁放着一个有着天鹅绒衬里的盒子，里面放着一枚戒指（亲戚们藏在一个沙丘后面看守）。

Improving Design of Holding Device in Sand Box

砂箱夹紧装置的改进设计

By the use of forward modeling method, study into the P I oil layer formation sand-mud interbed effect of structure on characteristics of seismic reflection.

利用正演模拟手段，研究葡一油层组砂泥岩结构对地震反射特征的影响。

A moving belt is used to carry sand from one point to another.

用移动的皮带把沙子从一处运往另一处.

Clinical manifestations were nervous system toxicity characterized by acuteness, dizziness, nausea, vomiting, sand-blind, dyspnea, cyanopathy, coma, etc.

中毒的临床表现以发病急（中位数潜伏期为0.5h）、头晕、恶心、呕吐、视物模糊、呼吸困难、紫绀、昏迷等神经系统毒性作用为特点；

They walked barefoot on the damp hard sand.

他们赤着脚在潮湿的硬梆梆的沙滩上走着.

The sun glistened on the sand, and the sea waves broke waywardly.

阳光普照沙地，海浪尽情地四处飞溅。

The intraformational heterogeneity controls and affects the swept volume of the injectant in single sand layer, directly determines the waterflood efficiency, and is the key factor influencing the distribution of the remaining oil.

层内非均质性控制和影响单砂层内注入剂波及体积，直接决定水驱效率，是影响层内剩余油分布的关键因素；