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- The results of the gas outburst simulation experiments showed that there was no difference in an air-flow reverse phenomenon in air inflow roadway between the upward ventilation and downward ventilation when the seam angle is ranging from0 to32°. 煤层倾角在0~2°变化,突出瓦斯相似模拟实验结果,看不出上行风和下行风对进风平巷风流逆流现象有何差别。
- The smoke from his pipe twisted upward. 从他烟斗冒出来的烟盘旋上升。
- He would steal upward glances at the clock. 他不时偷偷往上看钟。
- A young executive moving upward fast. 一位爬升得很快的年轻经理
- This is a room with good ventilation. 这是个通风良好的房间。
- Upward pressure from underlying magma domes the surface. 地下岩浆的向上推力使地面成圆顶形。
- An upward force must be exerted on it so as to lift an object. 要提起重物必须向它施加一个向上的力。
- The process of being heaved upward. 被举起被往上举起的过程
- Slanting or curving upward; ascending. 向上的向上倾斜或弯曲; 上升
- upward ventilation 上向通风
- The production of their factory goes steadily upward. 他们工厂的生产稳步上升。
- Children of twelve years and upward must pay full fare. 十二岁以上的儿童必须付全费。
- To move a hopper or stacker upward or downward. 上下移动送卡箱或接卡箱。
- Directed forward and upward, as the hairs on certain plant stems. 向前的,向上的向前的、向上的,如某些植物茎上所生的绒毛
- The ventilation is poor, the lieutenant admits. 中尉承认,通风设备很糟糕。
- Workers should be allowed full ventilation of all their difficulties. 工人们应被允许公开讨论他们所有的困难。
- Poplars thrusting their branches upward; thrust out his finger. 白杨的枝干向上生长; 他伸出了一个指头
- The rocket blasted upward into the sky. 火箭升空了。
- They altered the house to improve its ventilation. 他们把房子改装一下使它更通气。
- His glaring eyes are looking straight upward. 他怒视的双眼直向上看。