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- full cross section excavation 全断面一次掘进
- Pneumatic full cross section sampler can be installed vertically or slantingly either. 收集器设在便于操作的位置,内存有10个样品罐,样品罐的更换亦由压缩空气完成。
- Single tube full cross section drill sampler 单管全断面钻孔取土器
- Rock Discharging System with Dral Negative Pressure Pump for Full Cross Section BTM 双负压泵排碴系统全断面隧道掘进机
- A pillar, rectangular in cross section, supporting an arch or roof. 支柱交叉处的长方形柱子,支撑一个拱顶或屋顶
- A concave molding with a cross section that approximates a quarter circle. 飞檐的凹圆线脚截面近于九十度弧的凹线脚
- A specific layer of soil or subsoil in a vertical cross section of land. 地层,岩层处于土地的垂直横截面中的某一具体土层或次土层
- The spoiling is a key factor influencing the advance speed for the shaft excavation,especially for the excavation of large cross section and deep shaft. 对于竖井开挖 ,尤其是大断面深竖井开挖 ,出碴这一环节 ,往往是决定掘进速度快慢的关键因素。
- The Mett cross section applies to a point scatterer. 莫脱截面适用于点散射体。
- If we look at a cross section of a water wave, we may see that the wave form repeats itself at regular intervals. 如果我们观察水波的横截面,我们会看到波形是按一定的间隔重复的。
- This old man is a cross section of modern artists in Britain. 这位老者是英国现代艺术家的典范。
- The cross section of Beijing Yingshan Mountain tunnel is superlarge scale supershallow overburden,by using of positive step are guiding adit excavation on method are both satisfactory in effect and cost. 北京鹰山隧道断面特大,埋深特浅,采用正台阶弧形导坑施工法开挖,效率及成本均优。
- Runners cross section type and size as per standard. 流道切面形状和尺寸符合标准。
- They do not represent a complete cross section of his works. 这当然并非包括了他的全部著作。
- A thrombosis of a coronary artery is shown here in cross section. 此横截面显示冠状动脉血栓形成。
- After incision, on the cross section also can have redfiliform. 切开之后,断面上还会有红色的丝状物。
- It is suitable for conductor cross section is 35-120 mm2. 它是合适的导线截面35-120平方毫米。
- Seed flattened dorsally in cross section, face concave. 种子背面扁平在横断面上,表面凹。
- Seed subterete in cross section, face deeply sulcate. 种子在横断面近圆柱状,表面具深槽。
- The round, often darker cross section of such a lump as it appears on a piece of cut lumber. 节疤这种突出物的横截面,呈圆形,比周围的地方要黑,常常出现在切割好的木材上