您要查找的是不是：
- Once installed, this heater operates automatically. 一旦安装好以后，这加热器就会自动地运行。
- This heater needs a new element. 这个加热器需要一组新电阻丝。
- The heater in my car doesn't work properly. 我汽车里的暖气设备出了点毛病。
- double helical heater 双螺旋灯丝,双螺旋线灯丝
- helical heater 螺旋灯丝
- You'll run up a huge gas bill if you leave the heater on. 热水器要是总开著，煤气费就很高了。
- The helical spring can no longer be used. 盘簧不能再用了。
- The polynucleotide chain is helical. 多核苷酸键是螺旋形的。
- Adopted quick heat and long life ceramic heater. 采用快速升温及长寿命陶瓷发热芯。
- The heater can give off much warmth. 加热器能散发出热能。
- The house is fit up with gas and steam heater. 房子里装有煤气和暖气。
- Is it okay for me to turn up the heater? 我可以将暖气调大一点吗?
- The helical gear has become worked down over the years. 斜齿轮因为年久而磨损了。
- There is an electric heater in the bedroom. 卧室里有一个电暖炉。
- You should sit one meter from a heater. 你应该坐在离暖气一米远的地方。
- A gas - operated hot - water heater. 汽动水加热器
- An electric heater consumes too much electricity. 电热器用电太费。
- I didn't ask you to turn on the thermal heater. 我没有要求你打开感热器
- There are two parts to the solar water heater. 太阳能热水器分为两部分，
- The milling machine is often employed to cutspur and helical gears. 铣床常用来铣制正齿轮和斜齿轮。
