Substrate preteatment technique sand blasting exists two big problems recently:(1) sand material not being able utilized cyclically, technological cost being high, resources waste being serious;
针对基体前处理技术中的喷砂存在的两大问题：1）砂料不能循环利用，工艺成本高，资源浪费严重；
Sediment as you know, is material like sand, gravel, fossil fragments that is transported by natural processes like wind, water flow or the movement of glaciers.
如你所知，沉积物是通过风、水流或冰川运动等自然过程输送的物质，如沙子、砾石、化石碎片等。
So in the construction industry concrete is the stuff that results when you mix cement with filler material like sand or gravel.
因此在建筑业范围内，混凝土是水泥与沙或沙砾等填充物混合之后的产物。
We dug our pans into black sand and gravel and began swirling and sifting until only a large tablespoon's worth of material was left.
我们在采金锅里装进黑色的沙土和砾石，开始不断的摇动和筛选，最后只剩下一汤匙那么多的东西。
Appropriately doped, it is an excellent semiconductor and its raw material, sand, is hardly in short supply.
经过适当的渗透处理后，它是一种性能优越的半导体，而且它的原料——沙子——几乎不存在供应短缺的状况。
“Sometimes more than a thousand, ” he wrote, “in anamount of material the size of a grain of sand.”
他写道，“有时一粒沙子大小的样本中就有超过一千的微生物。”
A course material used in blast cleaning, such as sand, steel shot, glass beads or plastics.
用于喷抛清理一种流动材料，例如砂子、钢丸、玻璃珠或塑胶制品。
USES material not qualified. Such as sand, stone, aggregate quality unqualified; In addition, mostly because cement volume expansion rate is too large (stability serious adverse).
所用材料不合格。如砂、石、集料质量不合格；除此之外，大多数是因为水泥体积膨胀率太大(安定性严重不良)。
In this way, from the initial cup of space occupied by a stone and then be sand, stones occupy, the last water, sand, stones like these "characteristics" of material mixed with clear-cut.
这样，从最初杯子空间被石头占据，进而被沙子、石头占据，最后被水、沙子、石头这几样“特性”鲜明的物质混合充满。
HeLuanShi system in engineering field, pressure-blasting machine is mechanism sand, cushion material, asphalt concrete and cement concrete aggregate ideal production equipment.
在工程领域，河卵石制砂机是机制砂、垫层料、沥青混凝土和水泥混凝土骨料的理想生产设备。
Water purification material Series: if Quartz sand, Activated Carbon, Manganese sand, Anthracite, and ion exchange resins.
水处理填料系列：如石英砂、活性碳、锰砂、无烟煤和离子交换树脂。
The chemical contents in the sand quartz has reached national standards of silicon raw material for plate glass production after combined treating by magnetic separation plus diluted acid dipping.
采用磁选分离法+稀酸浸泡法联合处理后，使该地石英砂的化学成分达到了优质的生产平板玻璃用硅质原料的国家标准。
The filtration characteristics of monodisperse and polydisperse aerosols are studied experimentally with engineering material, such as sand and clay.
在实验的基础上，研究了沙子、粘土等工程材料对单分散和多分散气溶胶的过滤特性。
There are essential differences of material and hydrodynamic features both in the mudflat and sand beach. The tidal current plays a leading role in sediment transport.
淤泥质潮滩与沙质海滩在组成物质和水动力特征方面具有本质差异，潮流对泥沙的输移起着主导作用。
Mold material of rapid sand casting is one of important factor for realizing rapid sand casting.
快速砂型铸造用模具材料，是实现快速砂型铸造的重要因素。
A sedimentary material consisting of very fine particles intermediate in size between sand and clay.
泥沙，淤泥由大小介于沙和泥之间的非常细小的微粒构成的沉淀性物质。
The growing thermal load of green sand, the quicker recirculation times and the increased requirements on the quality of molding material make new demands on the molding sand preparation.
潮模砂日益增长的热负荷，更快的循环时间以及对造型材料质量要求的提高，对型砂制备提出了更高的要求。
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。
Unlike sand migration that is best stabilized, the material mobilized in fines migration should be produced to avoid near-wellbore damage.
与砂粒运移(它被充分地稳定处理)不同，在细粒运移中被调动的物质应被采出，以避免近井地带的损害。
The concrete being made up of bone and sand slurry is a kind of the nonlinear material.
混凝土是一种由骨料和砂浆构成的非线性材料。
They drill down to the shale, then go sideways and inject high-pressure water, sand or other material into the rock.
当钻到页岩时，从侧面将高压水、沙子和其它东西注入页岩内。
The design methods include how to select bed load and bed material within the suspended load and how to determine the feed of the model sand and the time of the experiment.
模型设计方法主要包括：如何合理选择模型河床质和床沙质，如何确定进口断面加沙量和放水时间等。
Depending on its density and thickness the material can be CNC routered, sand-blasted, cut with a hot wire system, or hand-worked with standard woodworking tools such as gouges, chisels and awls.
根据不同的密度和厚度，这些材料可以用CNC数控设备、喷砂设备、等离子切割设备或手动工具来加工成沟槽、凿子和锥子。
It shows a good linear relationship between the sand stabilization strength of the biomass sand stabilization material and the cross-link degree of lignin C5 position.
生物质固沙材料的固沙强度与木质素c 5位交联程度呈现良好的线性关系。
The cementation of tailings mainly includes the process of pumping sand, adding cementation material, tailings' dehydrating, and piling after dehydration.
尾矿固结排放工艺流程主要包括泵砂、添加胶凝材料、尾矿脱水和脱水后尾矿堆排。
The cushion layer for the dam is constructed with the material prepared mainly with natural sandy gravel and mixed with proper amount of pebble and coarse sand.
大坝垫层料采用以天然砂砾料为主、掺入小石和粗砂以调整级配的方式生产。
The cushion layer for the dam is constructed with the material prepared mainly with natural sandy gravel and mixed with proper amount of pebble and coarse sand.
大坝垫层料采用以天然砂砾料为主、掺入小石和粗砂以调整级配的方式生产。
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