（）(夹子)havebeenusedup.
A: Clamps
B: Bars
C: Pads
D: Plates
A: Clamps
B: Bars
C: Pads
D: Plates
举一反三
- A commutator is made of _____. A: copper bars B: nickel bars C: bronze bars D: steel bars
- Where are they going to sell their products? A: In their own shops B: In snack bars and similar outlets C: In bars and restaurants D: In shopping malls
- When the driver applies the brake, the control device will force brake shoes or pads against the rotating brake or discs at wheels. A: devices B: linings C: drums D: pads
- PPPoEDiscovery阶段会使用到以下哪4种PPPoE报文?() A: PADI、PADO、PADR、PADT B: PADI、PADO、PADR、PADS C: PADI、PADO、PADS、PADT
- Questions 6 to 10 are based on the following news. A: The annual revenue of China’s Internet bars tops 3.68 billion US dollars. B: The annual revenue of China’ s Internet bars tops 25.58 billion Yuan. C: The annual revenue of China’s Internet bars tops 25.68 billion Yuan. D: The annual revenue of China’s Internet bars tops 128 billion Yuan.