火花持续时间要长,一般不少于500us。()
火花持续时间要长,一般不少于500us。()
Please （）us your lowest price for 500 men’s bicycles.
Please （）us your lowest price for 500 men’s bicycles.
一个复帧是由（）个C-12基帧构成，一个复帧的周期为（）。 A: 8、500us B: 8、125us C: 4、125s D: 4、500us
一个复帧是由（）个C-12基帧构成，一个复帧的周期为（）。 A: 8、500us B: 8、125us C: 4、125s D: 4、500us
The flood caused an economic damage of US$（）million. A: 50 B: 90 C: 100 D: 500
The flood caused an economic damage of US$（）million. A: 50 B: 90 C: 100 D: 500
We ______ you for 500 sets Machine Tool ______ US$... ______ CIF London basis ______ June/July shipment.
We ______ you for 500 sets Machine Tool ______ US$... ______ CIF London basis ______ June/July shipment.
一个同步帧的时间为 ( ) A: 125us B: 250us C: 375us D: 500us
一个同步帧的时间为 ( ) A: 125us B: 250us C: 375us D: 500us
Please （）us your lowest price for 500 men’s bicycles. A: quote B: offer C: make D: :A
Please （）us your lowest price for 500 men’s bicycles. A: quote B: offer C: make D: :A
11. We _____ you for 500 sets Mahine Tool ______ US$ 1,000 _____ CIF London basis ______ June/July shipment.
11. We _____ you for 500 sets Mahine Tool ______ US$ 1,000 _____ CIF London basis ______ June/July shipment.
How much RMB does Jackie want to change into US dollars? A: 5000 B: 3500 C: 1500 D: 500
How much RMB does Jackie want to change into US dollars? A: 5000 B: 3500 C: 1500 D: 500
We thank you for your fax dated July 7 ________ us 500 metric tons of soybeans. A: quoting B: offering C: quoted D: offered
We thank you for your fax dated July 7 ________ us 500 metric tons of soybeans. A: quoting B: offering C: quoted D: offered