水底是干净的沙砾。
Under UV light, clean sand appears purple or black.
紫外线照射下，干净的沙子呈紫色或黑色。
The behaviour of this waste or broken rock is similar to that of a clean sand or gravel.
这种废石或碎石的行为与洁净的砂石或砾石相类似。
First, we put clean sand in a thin glass box, and then we waited for the live ants to arrive.
首先，我们把干净的沙子铺在一个薄薄的玻璃箱子里，然后等待活蚂蚁们到来。
Correction accuracy for clean sand and most of the shaly sand is less than 5% and 10% respectively.
纯砂岩的校正精度百分误差小于5%；泥质砂岩校正误差绝大多数小于10%。
Clean sand by blade away, finally from rotating impeller into sand discharge groove, complete sand cleaning effect.
干净的砂石由叶片带走，最后砂石从旋转的叶轮倒入出料槽，完成砂石的清洗作用。
Clean sand requirement, there should be no sawdust, stones and other sundry, particle size between 1 ~ 2 mm, Fried dry before use.
砂粒要求洁净，不应有木屑、石块等杂物，粒径在1 ~2毫米之间，使用前要炒干。
The materials used in the tests are ordinary fine clean sand and the weathered granite soil, which liquefied during the 1995 Kobe earthquake.
实验中所用的材料是在1995年神户地震时被液化的常规洁净细砂和风化的花岗岩土壤。
I grew, a happy, healthy child in a bright would of illustrated books, clean sand, orange trees, friendly dogs, sea vistas and smiling faces.
在这个有着图画书、洁白的沙滩、橙子树、温顺的狗、海景和笑容的明亮的世界里我健康幸福的成长着。
Under UV light, clean sand appears purple or black. Some minerals, such as calcium carbonate in seashells, glow blue, as does a shovel handle in the picture above.
紫外线照射下，干净的沙子呈紫色或黑色。有些矿物，如海贝中的碳酸钙，会闪着蓝光，就如同上图中的铁锹的把手。
In a trench dug by a University of South Florida Coastal Research Lab team, layers of oil-stained sand light up orange under ultraviolet light. Clean sand appears violet.
南佛罗里达大学海岸研究实验室的团队挖掘的一条地沟，沾了油污的沙子在紫外线下为橙色，而干净的沙子为紫色。
Under UV light, tar from the Gulf of Mexico oil spill lights up orange-yellow on the beaches of Gulf Islands National Seashore (picture) while clean sand glows purple in a long-exposure picture.
长曝光拍摄的图片中，大片的油污在紫外线下发出橙黄色的光，干净的沙子为紫色。这是海湾岛国家海滨沙滩上的情景。
Make sure it's clean river sand, not beach sand.
确保那是干净河沙，不是海滩的沙子。
Clean water can be drawn for up to several months after the rains have fallen through pipes underneath the DAMS or by digging a hole in the sand.
通过砂坝底下建造地下管道或者在沙中开挖蓄水洞，便可以在雨后连续几个月内抽取这些自然净化过的水。
Rosie chatters as her Mum picks up the food, carefully brushing the sand from each piece to make it clean.
当妈妈捡起食物，细心地将沙子从每一个上清除的时候，罗西不断的问着。
THE sun is out, the sand gleaming white, the waves rolling toward shore in clean, regular sets.
太阳出来了，沙滩闪着白光，波浪有节奏地拍打着海岸。
Maddrell said the sand DAMS had the potential to give up to 3 million people access to clean water in the drylands of Africa, and would be of particular benefit to women.
麦爵尔说，这些砂坝最大限度能为非洲干旱地区的300万人提供清洁水源，尤其有益于妇女。
After a small amount of water was used to clean remaining ionic liquids, the sand was so clean could be returned to the beach, instead of landfills.
再用少量水清理掉残留的离子液体，处理后的砂样可以直接填回海滩，而不是被扔到填埋场。
And if there is no water, we rub our hands in the sand to clean them.
而且要是没有水的话，我们就在沙里使劲摩手。
Sand, trim, grind or clean products into final form using hand tools.
使用手工工具打磨，修整，研磨或清洁产品形成最终形式。
Such as sand not clean (mud high content), sand the fineness modulus too high or too low, also can make the strength of concrete is reduced, and the water increased.
如砂石不干净(泥含量较大)、砂的细度模数过高或过低等，也会使混凝土强度降低、泌水性增加。
Dirty water, soil, sand suction sewage box, all the oil on the ground, the machine after cleaning, clean as new, is less than human.
脏水、泥土、砂粒统统吸入污水箱，特对油污地面，机器清洗后，洁净如新，是人工所不及。
Sediment transport may not pump more water or mud. Flooding electric motor cavity should always clean up the sand, the replacement of electric water cavity.
电泵不得输送含沙量较多的水或泥浆。水浸电机应经常清理电机腔内的沙粒，更换电机腔内的清水。
Trevor: The beaches are much bigger and white sand, clean water, very nice.
澳大利亚的沙滩更大，沙子更白，谁更轻，非常漂亮！
They imported sand and sectioned off a part of the ocean where they pump clean water .
他们进口的沙子和切片了部分地方海洋泵干净的水。
In the shallows, the dark, water-soaked sticks and twigs, smooth and old, were undulating in clusters on the bottom against the clean ribbed sand, and the track of the mussel was plain.
湖湾处，黝黑滑溜、浸透了水的一簇簇老旧枝丫抚弄着洁净沙滩上的丝丝纹路，贻贝留下的痕迹清清楚楚。
In the shallows, the dark, water-soaked sticks and twigs, smooth and old, were undulating in clusters on the bottom against the clean ribbed sand, and the track of the mussel was plain.
湖湾处，黝黑滑溜、浸透了水的一簇簇老旧枝丫抚弄着洁净沙滩上的丝丝纹路，贻贝留下的痕迹清清楚楚。
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