水压试验，试验用的水温，碳钢构件不低于（）℃，其他合金钢构件不低于（）℃。
参考答案：5；15
请根据图片写出相应的单词,描述各地的天气变化。
1. Beijing is __________ today.
2. It's __________ in Shanghai.
3. It's ___________ in Moscow.
4. In Toronto, it's _________today.
5. It's _______ in Sydney.
只有一组对边平行的四边形是______．
today.
in Shanghai.
in Moscow.
Toronto, it's _________
today.
in Sydney.