stone fly

1. He picked up a stone, and let fly at the barking dog.
   他拿起一块石头，扔向狂吠的狗。
2. A weapon consisting of a looped strap in which a stone is whirled and then let fly.
   一种武器，有一根环状的带子，其中放有一块石头，抡开后让石头飞出去。
3. Stone eagle, like this block-like, go straight falling, panic in the wings swat it desperately, it is so, it is finally up and fly.
   这只鹰像块石头似的，直掉下去，慌乱之中它拼命地扑打翅膀，就这样，它终于飞了起来！
4. Comparative Study on the Influence of Stone Powder and Fly Ash on Performances of Low-grade Concrete
   石粉和粉煤灰对低标号混凝土性能影响的对比研究
5. Pore Structures of Cement Stone Containing Slag or Fly Ash
   含粉煤灰或矿渣水泥石的孔结构
6. Microscopic Characteristic and Active Mechanism of Cement Stone with Fly Ash-Lithium Slag as Admixture
   粉煤灰-锂盐渣掺合料水泥石微观特征与活性机理
7. According to rheological research of fresh cement pastes, poor workability can be resolved through the way of utilizing diabase stone chips replacing sand as aggregate and mixing active material such as fly ash;
   根据流变研究结果，利用辉绿岩石屑代砂，掺加粉煤灰等活性掺合料的方式可有效地解决辉绿岩细砂混凝土严重的离析泌水；
8. Long age strength test shows that different mineral admixture doped has different effects to the early strength and long-term strength of soda residue stabilize stone chips, single-doped slag powder is favorable to the early strength, and slag and fly ash mixed is favorable to long-term strength.
   长龄期强度试验结果表明，掺不同矿物掺和料对水泥-碱渣稳定石屑的早期强度与长期强度有不同的影响，掺矿渣微粉对早期强度有利，掺矿渣微粉和粉煤灰对长期强度有利。
9. The hydration products of stone body under the condition of different water cement ratio and content of fly ash were tested and analyzed by SEM and XRD. ( 4) The indoor serous-gravel grouting test have been carried out through the self-made testing equipment.
   对不同粉煤灰掺量和水灰比浆液结石体水化产物做了SEM和XRD分析研究。（4）通过自制的试验装置进行了室内浆液&砂石注浆试验。
10. The activation effect of different activators was evaluated by compressive strength of stone body and the hydration mechanism of fly ash was researched based on the different activation theory.
    以结石体抗压强度来评价活化剂对粉煤灰的活化效果，结合不同活化剂活化理论对粉煤灰水化机理进行了分析研究。

noun

1. primitive winged insect with a flattened body

   Synonym:    stoneflyplecopteran