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- The correlation between 300M steel surface stress and Barkhausen signal has been studied by applying four points bending and analyzed with the magnetostrictive model. 摘要采用四点弯曲加载，研究300M钢表层应力与巴克豪森信号值的关系，并用磁滞伸缩模型对试验结果进行了分析。
- Four points bending low-cycle fatigue lifetime of armor steel 616 Tee joints after weld finishing has been analyzed and measures to improve the fatigue lifetime have been proposed in the paper. 本文对转炉616装甲钢T型焊接接头四点弯曲低周疲劳试验结果进行了分析、研究,阐述了提高T型焊接接头低周疲劳寿命的有效措施。
- Heat treatment and pre-strain, tensile test of the material and four point bending test have been carried to obtain the mechanical property of the undegraded and degraded material at low temperature. 本文首先通过分析复合脆化处理实验、拉伸实验和缺口试件四点弯曲实验的结果，考察比较某核压力容器钢在脆化处理前后的室温和低温力学性能。
- Four points bending 四点弯曲
- Now I should like to speak on four points. 现在，我讲四点意见。
- four point bending 四点弯曲
- he conditional fatigue crack initiation lifes have been measured using rectangle notched specimens ofsteel 20CrMnMo under four point bending loads and the fatigue crack initation behaviors have ben studiedby microanalysis. 本文用四点弯曲加载法测定了20CrMnMo钢矩形缺口试样的条件疲劳裂纹萌生寿命，并用微观分析研究了疲劳裂纹的萌生行为。
- Only four points separate the top three teams. 领先的三队只相差四分。
- Creates an array of four points to define a spline. 创建一个包含四个点的数组来定义样条。
- They are still four points behind. 他们仍落后四分。
- The temperature has gone up four points . 温度上升了4度。
- I am going to discuss four points. 我讲四个问题。
- The price is four point three million dollars. 成交价为四百三十万元。
- I went four points in the hole on the first hand of the card game. 我第一手牌就负了4分。
- Four points stand out as being more important than the rest. 有四点比其余各点更为重要。
- The material mechanical properties, such as flexural strength, are measured by three point bending techniques. 利用三点弯曲方法测定了材料的抗弯强度等力学性能。
- He told the chief officer to haul the ship off four points. 他告诉大副改变船的航行偏开四个罗经点。
- I would like to ask four point five million Hong Kong dollars. 我希望定价为港币四百五十万元。
- I would like to mark four point five million Hong Kong dollars. 我希望订价为港币四百五十万元。
