The utility model discloses a heat recovery system, which relates to the recovery system.
本实用新型公开了一种热回收系统，涉及一种回收系统。
Disability policy in Germany is a policy which relates to about 10% of the German population.
德国的残疾政策涉及到德国大约10%的人口。
Metal material engineering science is an applied subject which relates to comprehensive knowledge.
金属材料工程是一门理工结合、涉及知识面较广的应用型专业。
In what relates to me, it is the life which frightens me.
在什么与我关连，它是吓唬我的生活。
The invention also relates to a method in which said media are used.
其次，本发明涉及利用这些介质的方法。
The invention relates to a hat which can indicate the direction.
本发明涉及一种能指示方向的帽子。
There are several points which strike me about this as relates to China.
这让我想起几个与中国有关的问题。
The invention also relates to a process in which the drying step is omitted.
本发明也涉及一种省略干燥步骤的方法。
The utility model relates to a hat which can be safely and cosily worn.
本实用新型涉及帽子，使套戴舒适安全。
The invention relates to a white board bracket, which belongs a physics teaching tool.
一种白板支架涉及一种物理学教学用具，具体为一种白板支架。
The invention relates to a long cap (1) which is designed to protect the hair.
本发明涉及一种为保护头发而设计的长帽(1)。
The utility model relates to a machine which belongs to the class of metal cutting.
本实用新型属于金属切削类机械。
The invention relates to a safe electric water heater which is used in any time.
一种安全的随开随用的电热水器。
A simple expression, which relates the temperature rise to the gas speed, the heat capac...
定量地给出了气体温度与放电功率、热容量流和气流速度的关系式。
A simple expression, which relates the temperature rise to the gas speed, the heat capac...
定量地给出了气体温度与放电功率、热容量流和气流速度的关系式。
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