Some rocks from volcanoes break down to form black sand. 有些火山岩被撞碎后会形成黑色的沙。
The waves rolled back to reveal a black wooden box, half embedded in the sand. 退潮后,露出一只半截埋在沙里的黑色木箱。
Correlation between Rheological Behavior and Conductive Property of Carbon Black Filled Polymer Composites; Influence of Sand-fixation Vegetation Multifunctional Macromolecule Composites at Physical Characters of Sand 高分子/炭黑复合材料流变行为&导电功能的相关性研究固沙植被多功能高分子复合材料对沙土物理性状的影响
Violet arenaceous glass quality black star sand, which has a variety of minerals and trace elements in human body has health care function. 紫砂杯选用优质黑星砂,其中有多种矿物质和微量元素对人体具有保健作用。
Any of various small biting flies: midges; biting midges; black flies; sand flies. 各种咬人的小飞虫;双翅目小昆虫;咬人蚊;黑蚊;沙蝇。
The carbon black dispersion for aqueous ink was prepared by sand mill. 通过砂磨分散研制了配制水性墨水用的水性炭黑色浆。
The ash turns from black to grey and is a silicate with similar characteristics as foundry sand. 灰烬从黑色变灰色,并且是一种与铸造用砂特征相似的硅酸盐。
In the black volcanic sand was left the trails of their tiny fin prints. 它们在黑色的火山沙上只留下了小小的鳍状印迹。
You can take a dip here too, but the best place for swimming and surfing is at the black sand beach in Richardson's Ocean Park, just to the east of town. 在这里你也可以去海里玩耍,但最好的地方还是在黑沙滩理查森的海洋公园游泳和冲浪,正是这里以东的小城。
Such as the black sergeant and "an ear", Simba and wood method of sand, and Altman were monsters. 如黑猫警长和“一只耳”、辛巴和木法沙、奥特曼们和怪兽们。
Cat Ba SUNRISE Resort, a secluded island paradise surrounded by Black Mountain, pure white sand, aqua-blue water located at the Cat Ba Island, Hai Phong City, Vietnam. 凯巴日出度假村,位于越南海防市,地处僻静的岛屿,山脉和沙滩环绕,水蓝色的凯巴岛。
Hac Sa Beach show distinctive black reason is because the black sand containing minerals. 黑沙海滩之所以呈现与众不同的黑色,是因为沙子里含有黑色的矿物质。
Application of the black oil model in fractured sand reservoir simulation 黑油模型在裂缝型砂岩油藏数值模拟中的应用研究
Black ink was uniformly applied on the surface of the work-pieces initially, and subsequently the work-pieces were treated with silver electroplating after rubbing and sand blasting of the black coating. 该工艺在镀银前用黑色油墨将工件均匀涂覆,经研磨、砂面处理后镀银。
Modified to Black Sand with Residual oil Emulsifier Liquid 渣油乳化液对煤粉砂的改性
In black soil, the type change of free humic acid mainly occurred in silt size complex, and that of combined form humic acid mainly occurred in fine sand size complex. 在黑土中,游离态胡敏酸的型变主要体现在粉粒复合体中,结合态胡敏酸的型变主要体现在细砂复合体中。
Improvement of black deposition process on sand-castings 翻砂铸件黑色镀层工艺改进
Compared with the dust pollution and the black pollution and the resin granulated substance produces which with the clay granulated substance had chemistry pollution, the inorganic cementing agent, the sodium silicate granulated substance was the most possibility to realize the green clean casting production molding sand craft. 与粘土砂产生的粉尘污染与黑色污染、树脂砂产生的化学污染相比,属无机粘结剂的水玻璃砂是最有可能实现绿色清洁铸造生产的型砂工艺。
In the western shelter forest projects, Black Locust is planted in the zone of ditch, river shoal, sand valley of the windy, droughty, cold area, which caused the water metabolism imbalance and made its tip withered because of excessive water deficit. 在西部防护林工程中,在多风、干旱、寒冷地区的沟边、河滩、沙谷地带大力营造刺槐林,常因失水过多,导致水分代谢不平衡,引起梢部干枯。
Varied nutrient content of black sand pear fruits is higher than that red sand pear. 各种营养成分褐皮砂梨高于红皮砂梨。
The plain region produces large amounts of natural sand because of the river alluvial, after a long and black clay sedimentation formed with special properties of silt soil, silt soil composed of fine sand and silt particles, compared with fine clay filler, low cohesion. 平原地区由于江河冲积产生的大量天然砂,与黑黏土经过长期沉积作用形成具有特殊性质的粉砂土。粉砂土由细砂和粉土颗粒组成,与细粒黏土填料相比,粘聚力偏低。
Systemically investigation has been carried out for three representative boreholes. It indicates that high As groundwaters usually occur in shallow aquifers with dark grey or black fine sand, which deposited in the lacustrine reductive environment. 综合研究了3个代表性钻孔资料,得出:高砷地下水通常埋藏于由灰黑色细砂构成的强还原的冲湖积含水层中。