ballast

[US]/'bæləst/

[UK]/'bæləst/

Frequency: Very High

Translation

n. material used to provide stability or balance, especially in a ship or vehicle
vt. to provide with ballast; to lay ballast in (a road, etc.)

ship ballast

ballast tank

ballast system

electronic ballast

ballast water

in ballast

water ballast

water ballast tank

ballast bed

the ballast was cleaned ready for reuse.

You may deballast the clean ballast water into the sea.

He has got no ballast whatever.

the ballast is suspended from its nether end.

We can trust that company; the partners are in ballast all right.

Characteristic:Good in photo chromism,neediless to use additional ballast and used as a ssubsti tute for incandescent bulb.

1.The road lamp explosion-proof lamp,lamp pole,base.Inside the base,junctionbox or special ballast of road lamp is installed.

Customized ballasts, stable in performance, reliable and durable, make lighting free from stroboflash and save the trouble of frequent replacement.

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