您要查找的是不是：
- bed energy ratio 床能率
- If the energy ratio is low, the hot gas is held in by the gravity of the galaxy. 若能量比较低，热气体将被星系的引力拘留。
- Measure the grinding force in grinding process and compute the grinding energy ratio,analyzing the grinding mechanism. 试验还进行了磨削过程中磨削力的测试和比磨削能的计算,分析了陶瓷材料的去除机理。
- The concept of the model of energy ratio, which is an effective method to study phase morphology of immiscible polymer blends,was put forward. 指出了目前不相容聚合物共混体系相态反转数学模型的不足,提出了能量比模型的概念,认为这是研究不相容聚合物共混体系相态有效的方法。
- The cogeneration power plant CCHP system and compared systems were studied with model of primary energy ratio in the following paper. 运用一次能源利用率指标模型研究了以热电厂为核心的联供系统与对比系统的能耗。
- In order to seek the factors leading to lost energy of the power gener ating unit, the lost energy factor, local lost energy and relative lost energy ratio are utilized. 同时为了进一步诊断出机组能损的真正原因，为运行提供指导，提出了“能损因子”、“相对能损率”等概念。
- In comparison with unmodified epoxy resin, the impart strength of modified epoxy resin by FH type polyether polyols has increased by 124%, the fracture toughness ratio by 89%, and the fracture energy ratio by 260%. 与未改性的环氧树脂相比，用FH聚醚多元醇改性环氧树脂的冲击强度增加124%25，断裂韧性比增加89%25，断裂能比增加260%25。
- According to the orthogonal wavelet conditions, a two-dimensional adaptive stationary wavelet which matches the fabric texture is constructed by using the average energy ratio between the defect area and defect-free area as optimal objective function. 摘要根据小波正交条件，通过使用疵点图像的疵点区与无疵点区能量均值比为优化目标函数，构造与织物纹理模式相匹配的二维自适应平稳小波。
- Two structural damage alarming indices including energy ratio deviation(ERD) and energy ratio variance(ERV) were put forward based on wavelet packet energy spectrum decomposed from the structural dynamic responses. 基于结构动力响应的小波包能量谱提出了两种结构损伤预警指标:能量比偏差和能量比方差。
- The brook warbled over its rocky bed. 小溪潺潺流过多石的河床。
- She rushed off to work leaving her bed unmade. 她匆忙去上班连床都没铺好。
- A mosquito netting completely surrounds our bed. 一顶蚊帐把我们的床完全围住了。
- It was hard work getting the children off to bed. 哄孩子们去睡可不是容易的事。
- reference -to-object energy ratio 参考对物光能量比
- I threw off my clothes and tumbled into bed. 我脱掉衣服倒在床上便睡了。
- I usually go to bed at half past ten. 我通常十点半睡觉。
- net dietary protein energy ratio 膳食蛋白质热能净比值
- He lay face downwards on his bed. 他俯卧在床上。
- Please unplug the TV before you go to bed. 临睡前请拔下电视机的插头。
- She covered the bed with an old faded grey blanket. 她在床上铺着褪了色的灰色旧毯子。
