句子翻译：The electrical system supplies electricity for the starter, lights and heater._________________________________________________________
句子翻译：The electrical system supplies electricity for the starter, lights and heater._________________________________________________________
Do not let the heater too hot. A: Do not let the heater become too hot. B: Do not let the heater get too hot. C: Do not let the heater grow too hot.
Do not let the heater too hot. A: Do not let the heater become too hot. B: Do not let the heater get too hot. C: Do not let the heater grow too hot.
Once installed, this heater operates____________.
Once installed, this heater operates____________.
heater A: 加热器 B: % C: @
heater A: 加热器 B: % C: @
An electric heater draws 10 A from a 120V line. The resistance of the heater is .A. 1200 Ω B. 120 ΩC. 12 Ω D. 1.2 Ω
An electric heater draws 10 A from a 120V line. The resistance of the heater is .A. 1200 Ω B. 120 ΩC. 12 Ω D. 1.2 Ω
()An<br/>electric heater draws 10A from a 380-V line. The resistance R of the<br/>heater is () A: 3800Ω B: 380Ω C: 38Ω D: 3.8Ω
()An<br/>electric heater draws 10A from a 380-V line. The resistance R of the<br/>heater is () A: 3800Ω B: 380Ω C: 38Ω D: 3.8Ω
For cold environment, heater is necessary for hydraulic system.
For cold environment, heater is necessary for hydraulic system.
Single-An<br/>electric heater draws 10A from a 380-V line. The resistance R of the<br/>heater is () A: 3800Ω B: 380Ω C: 38Ω D: 3.8Ω
Single-An<br/>electric heater draws 10A from a 380-V line. The resistance R of the<br/>heater is () A: 3800Ω B: 380Ω C: 38Ω D: 3.8Ω
中国大学MOOC: This heater consumes _______________ that one does.
中国大学MOOC: This heater consumes _______________ that one does.
For<br/>cold environment, heater is necessary for hydraulic system. ()
For<br/>cold environment, heater is necessary for hydraulic system. ()