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- The calculated results showed that assessment points were under the curve and assessment results showed that the penstock's crater defects were safety. 计算结果表明，评定点落在曲线定义的范围内。评定结果表明，压力钢管含有该范围内的弧坑缺陷是允许的。
- Keywords Penstock;crater defects;Safety assessment; 压力钢管;弧坑缺陷;安全评定;
- Keywords penstock;crater defect;finite element analysis;stress concentration; 引水压力钢管;弧坑缺陷;有限元分析;应力集中;
- Flames blazed out from the crater of the volcano. 火焰从火山口猛烈地喷出来。
- A rim, as of a vessel, bell, or crater. 边容器、铃和坑的边缘
- Lava boiled up from the crater of the volcano. 熔岩从火山口沸腾着升起来。
- They detected no defect in the product. 他们没发现产品有任何问题。
- This was his fatal defect; he was of feeble will. 这是他致命的弱点，他意志薄弱。
- His job is to sample products for defects. 他的工作是抽样检查产品的瑕疵。
- One ninth of the products have defects. 九分之一的产品有毛病。
- A defect of focus, such as blurring in an image. 像差焦点不准确而造成的物像模糊
- Near-sightedness is a visual defect. 近视是一个视力缺陷。
- crater defects 弧坑缺陷
- A defect in the fuel lines prevented the missile from blasting off. 燃料管路上的一个缺陷妨碍了导弹的发射。
- In other cases, water was in excess, and fire in defect. 至于其它的情形则是水分太多，火候不足。
- A large crater formed by volcanic explosion or by collapse of a volcanic cone. 火山口火山爆发而形成的环形山或大山核心部分的崩塌而形成的环形山
- I could look at a crater so closely. 可以这么近距离地看到火山口啊。
- One of the lorries dropped back with a mechanical defect. 一辆卡车因出故障而落在后面了。
- Smoke puffed up from the crater of the volcano . 烟从火山口一阵阵地喷出。
- The house has all these defects because it was built by cowboys. 这所房屋有这麽多毛病，其原因就在於承建者都是滑头。
