标准砂是加工后符合标准规定的石英砂，用以按标准方法测试水泥胶砂强度，是检验水泥强度必需的通用材料。
水泥试验用标准砂 cement testing sand
标准砂浆 standard mortar ; standard of mortar west bank ; standard of mortar
ISO标准砂 ISO standard sand
代用ISO标准砂 substituted ISO standard sand
水泥强度试验用标准砂 Standard sand for cement strength test
福建标准砂 Fujian standard sand
标准级配砂 graded standard sand
中国砂轮标准 GB grinding wheel standards
喷砂机标准 Sand blaster standards
标准的小晶粒砂糖 fine regular granulated sugar
根据试验结果，确定了标准砂的临界状态线及临界状态参数。
Then, the critical state lines are provided based on the test results of different stress paths.
中国ISO标准砂是等同采用国际标准检验水泥强度的法定基准材料，是国家专营专控的战略性物资。
Ltd. is the only enterprise designated by Chinese government to produce and sell China ISO Standard Sand.
硅酸钠水玻璃在液相中的比例约为70%，且标准砂占固相的比例为70%左右时，可制得力学性能良好的矿物聚合材料。
High performance mineral polymer can be prepared while the content of sodium silicate in the alkaline liquid and the standard sand in the solid materials are both kept around 70%.
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