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1.在今年6月份的仁海国际汽车工业展上,海拉公司首次在中国境内展出的灯光测试设备是(B)。 A)灯光调节仪 B)光通道 C)灯光测试专用车 2.光通道的用途在于比较普通的卤素灯、(A)及可变氙气灯的不同光照效果。 A)双氙气灯 B)氙气灯 C)气体放电灯 3.氙光前照灯系统发出的光通量是普通卤素前照灯的(B)。 A)一倍 B)二倍 C)三倍 4.氙光前照灯起动后(C)秒内便可达到并超过H4卤素灯的光照效果。
1. At the Renhai International Auto Industry Exhibition in June this year, Hella exhibited the first lighting test equipment in China (B). A) Light Regulator B) Light Channel C) Light Test Vehicle 2. The purpose of light channel is to compare the different lighting effects of ordinary halogen lamp, (A) and variable xenon lamp. A) Bi-xenon lamp B) Xenon lamp C) Gas discharge lamp 3. The xenon light headlamp system emits light flux (B) of a normal halogen headlamp. A) Doubled B) Doubled C) Tripled 4. Xenon light headlamps achieve and exceed the H4 halogen light illumination in seconds (C) after starting.