line tester造句

While you're at it, buy an extra phone cord ( the retractable kind are best for travel ) and a " modem line tester ."
The $ 39 kit includes : 8-foot retractable phone cord, printer cable, modular phone jack adapter, grounded surge protector, phone line tester and a Road Warrior handbook filled with high-tech troubleshooting tips.
Their gear includes a Toshiba Libretto laptop that weighs 1.87 pounds; a Ricoh digital camera and a telephone hook-up kit that includes numerous adapter plugs, adapter jacks, a telephone line tester and an acoustic coupler.
Their gear includes a Toshiba Libretto laptop that weighs 1 . 87 pounds; a Ricoh digital camera and a telephone hook-up kit that includes numerous adapter plugs, adapter jacks, a telephone line tester and an acoustic coupler.
Packed neatly in a 9-inch-by-12.5-inch leather binder, the kit also includes a nifty 10-foot phone cord that spools from a small plastic case, a phone line tester that can protect gear from power surges and a guide with tips about logging online from outside the United States.
It's difficult to find line tester in a sentence. 用line tester造句挺难的

Packed neatly in a 9-inch-by-12 . 5-inch leather binder, the kit also includes a nifty 10-foot phone cord that spools from a small plastic case, a phone line tester that can protect gear from power surges and a guide with tips about logging online from outside the United States.
Some line testers have more features than others, but at a minimum, they tell you whether the power level is safe for your modem ( some high-power digital lines, often found in hotels and businesses with PBXs, can ruin your modem ), and whether the polarity is reversed ( and change it if necessary ).