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- The middle strength spiral rib steel wires is an ideal substitute of prestressing tendon in precast hollow slab. 中强螺旋肋钢丝是预制空心板中的预应力筋的理想替代品,采用中强螺旋肋钢丝的预应力空心板的受力性能好,安全储备大。
- A anaerobic pool, wavy subsurface constructed terrace wetland and biological pond integrated system was designed to treating middle strength cows farm wastewater. 设计了一种厌氧池+波式流人工山地湿地+生物塘的污水处理系统对中等浓度的奶牛养殖场废水进行处理。
- Experimental study of the complete curve of the stress-strain relationship respectively for concrete of middling strength and high performance (HPC) and for common concrete was conducted. 摘要通过普强高性能混提土和普通混凝土的应力-应变全曲线试验研究，得到一系列应力-应变曲线。
- I'm sick of being piggy in the middle all the time. 我腻烦了总是夹在争吵双方的中间。
- He planted roses in the middle of the garden. 他在花园中间种上玫瑰。
- He admires the chivalry of knights in Middle Ages. 他很佩服中世纪武士的侠义精神。
- It has its roots deep in the Middle Ages. 它起源于遥远的中世纪。
- My wheel twisted off in the middle of the car race. 我的车轮子在汽车比赛中途脱掉了。
- We have studied botany in our middle school. 我们在中学的时候就学过植物学。
- There are 300 students or so in this middle school. 这所中学大约有300个学生。
- He was appointed the rector of the middle school. 他被任命为那所中学的校长。
- She has dropped out in the middle of the race. 她中途退出比赛。
- We've learned algebra in middle school. 我在中学就学过代数学。
- He broke off in the middle of a sentence. 他一句话只说了一半就停住了。
- high strength explosive columns 高威力爆破药柱
- He is standing in the middle of the classroom. 他正站在教室中间。
- He is studying at a junior middle school. 他正在上初中。
- We had studied physiology in middle school. 我在中学就已经学过生理学。
- high strength explosive 高强度炸药
- The sheets have worn thin in the middle. 床单的中间部分磨薄了。
