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- Used the annual Cephalotaxus fortunei in experiment after being treated with H_2O, CaCl_2, EGTA, LaCl_3, CPZ to study the change of SOD,POD,CAT during freezing acclimation. 但结合CaCl_2处理明显提高植物体CAT、POD、SOD活性，而且保护酶活性下降也较缓慢：EGTA、LaCl_3、CPZ处理则抑制了植物体内保护酶活性的上升，说明Ca~(2+)-CAM信使系统作为低温胁迫过程中的信号分子参与低温胁迫三尖杉幼苗的信号转导。
- These facts indicated that the development of freezing resistance of P. tomentosa cuttings induced by freezing acclimation required a certain temperature and duration. 反映了毛白杨幼苗抗冻性的诱导与发育需要一定的温度和锻炼时间。
- The temperature remained below freezing all day. 温度整天都在冰点以下。
- freezing acclimation 低温锻炼
- Tonight the temperature will fall to 3 degrees below freezing. 今夜的温度将降至冰点下3度。
- In the summer, large crops of fruit may be preserved by freezing or bottling. 夏天收获的大量水果可冷藏或装瓶装罐加以保存。
- The freezing wind pierced us to the bone. 凛冽的风使我们感到寒冷刺骨。
- To injure or damage by freezing. 冻伤由于冰冻造成的伤害或损伤
- It'll be fun skating on that freezing lake. 在那片冻结的湖上滑冰一定会很有趣。
- Freezing winter is harmful to orange trees. 冰冻天气对桔子树是有害的。
- On freezing, water expands instead of contracts. 水结冰时膨胀而不是收缩。
- A temperature low enough to cause freezing. 冰点以下的温度低得足可以结冰的温度
- It's freezing in this room; can't we have a fire? 房间里冷极了，我们能不能生个火?
- Put on your jacket, for its freezing cold. 穿上你的夹克吧，外面冷得很。
- The freezing children were clustered together. 快冻僵的小孩子们缩在一块。
- Leave a basin of waer outside in freezing weather. 把一盆水放在冰冷的天气中。
- It's very cold today; the temperature has dropped to freezing point. 今天很冷,温度降到了冰点。
- I must put a warm pullover on because I'm freezing. 我都冻坏了，我得穿件暖和的羊毛衫。
- Xin Z, Browse J. Cold comfort farm: the acclimation of plants to freezing temperature [J]. Plant Cell and Environment, 2000,23 : 893. 李建设程智慧等.;低温胁迫对茄子幼苗抗寒性生理生化指标的影响[J]
- Experienced managers scramble through freezing mud. 经验丰富的经理人在冰冷的泥地里爬行。
