Precoated sand made of mixing this kind of resin and sand can serve as laser sintering material which suits laser rapid molding process much more.
这种烧结剂是一种改性酚醛树脂，它和作为耐火骨料的原砂混合制成覆膜砂作为激光烧结材料更加适用于激光快速成型过程。
Mappers sand builders use laser technology everyday.
制图和建筑人员每天使用激光技术。
Experimental data of moving sand grains are introduced and the turbulent structure of flow is investigated by laser current meter.
本文采用激光流速仪对挟带推移质水流的紊流结构进行了较系统的试验研究。
Indirect selective laser sintering of silica sand have been studied by experiment. The mechanism of laser sintering silica sand is obtained by observing the microstructure of sintered sample.
对间接选择性激光烧结硅砂进行了实验研究，通过对烧结后硅砂显微组织的观察，得出了硅砂烧结的机理。
The characteristics and process of the coated sand mold (core) made by selective laser sintering rapid prototyping are introduced.
介绍了用选择性激光烧结(SLS)快速成型技术直接制造覆膜砂铸型(芯)的特点及工艺过程。
The resin films of coated sand will be overheated and carbonized while the coated sand is scanned by the laser with a high enough power, and thus lose the binding effect.
用激光扫描覆膜砂，当激光功率足够大时，覆膜砂的树脂膜会发生过烧和炭化而失去粘结作用。
The forming process of selective laser sintered resin coated sand cores includes two steps which are selective laser sintering and post-curing.
选择性激光烧结覆膜砂芯的成形过程分烧结和后固化两步。
Manufacture and application of a kind of improved phenolic resin used as sintering flux to shape laser rapid molding sand mold was introduced.
介绍了激光快速成型砂型铸模用的一种烧结剂的制作和应用。
Manufacture and application of a kind of improved phenolic resin used as sintering flux to shape laser rapid molding sand mold was introduced.
介绍了激光快速成型砂型铸模用的一种烧结剂的制作和应用。
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