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- track gradient in tunnel 隧道内坡度
- A vertical gradient in ocean salinity. (海洋的)盐度跃层海水盐度竖直梯度变化明显的水层
- Moorstone quarrying in tunnel is a first case carried out in China. 隧道内开采花岗岩料石在国内尚属首例。
- Scaling of BMP gradients in xenopus embryos. 骨形态发生蛋白梯度结垢爪蟾胚胎。
- METHODS:6 patients with OHCM who had underwent VDD pacemaker implantation were oberserved with the chang of left ventricular outflow track gradient and blood speed during follow-up. 方法:对6例肥厚梗阻型心肌病患者植入VDD起搏器,并进行随访观察,观测其左室流出道压差及血流速度的变化情况。
- This paper summaries train control problems with two different models and models the energy-saving train control problems with a long-haul train. Track gradient and speed limits are also considered. 总结了采用两种不同模型的列车控制问题,对长途列车节能操纵问题进行建模,对轨道坡度和限制速度也作了考虑。
- It is a very difficult problem of overbreak in tunnel excavation. 超欠挖一直是隧道开挖中遇到的一大难题。
- The measures in place to prevent speeding in tunnels? 有何措施防止在隧道内超速驾驶?
- The sounding by using dipole equatorial array in tunnel is not appropriate. 采用赤道偶极装置在坑道中进行电阻率测深是不合适的。
- Electro-osmosis drains the soil electrochemically by making the water move along an electric gradient in the clay. 电渗透是用电化学方法使水沿泥土中的电梯度的方向运动,使土壤干燥。
- Feasibility of dipole equatorial resistivity sounding in tunnel was discussed. 摘要对坑道内赤道偶极装置电阻率测深的可行性进行研究。
- Objective Study on radon pollution in tunnel and protection from the radiation. 目的研究坑道内氡浓度及工作人员的氡防护。
- Click on the mask thumbnail. Apply a black to white gradient in radial mode as shown in the thumbnail. 点击调整图层的蒙板缩略图,对它应用一个由黑到白的径向渐变!
- The new race track is nearly six miles in extent. 这条新跑道将近六英里长。
- A gradient in the gravitational forces acting on different parts of a nonspherical object. 作用于非天体物体不同部分的引力梯度。
- The kid dug a tunnel in the sand. 小孩在沙堆里挖了一个地道。
- John bears the bell in all track events at school. 约翰在学校里的各个径赛项目中都赢得第一名。
- Triggering creates a voltage gradient in the gas of sufficient magnitude to cause ionization of the lamp. 触发能在气体中产生足够大的电压梯度,进而使闪光灯发生电离!
- While the half angle increases, velocity gradient in a microdiffuser decreases and so does the average vorticity. 此外,受到流道内部速度梯度降低的影响,平均涡度值会随半角增加而下降。
- Title: Changes in Soil Seed Banks and Biodiversity along an Altitude Gradient in Taibai Mt. 关键词:太白山;土壤种子库;物种多样性;海拔