Have them replaced whenever they appear cracked, brittle, frayed, become loose or show signs of excessive wear.
Asphalt shingles ( the most common roofing material in the U.S.) can become loose, cracked, be blown off by the wind or be damaged by hail.
Weakened by the disruption of its finances and communications, with its base destroyed and its leaders in flight, it has become a loose and ever-shifting alliance of like-minded groups.
Mr Byrd has become something of a loose cannon in the Senate of late, but little could compare with his latest antics.
But given the Clintons' tendency to cut friends loose when they become a problem, Marsha Scott may not be able to count on that protection for long.
What's new about this film, which was photographed by Masanobu Takayanagi, is how full and thrillingly free it is: Mr. Russell's control has become so confident as to seem loose, almost reckless.
Mitt Romney may loose his second bid to become the Republican candidate for President.
FORBES: The Top 10 Steps You Must Take To Use Anger Effectively
The equation had become 56 from 36 when Abdul Razzaq cut loose with two sixes and a four in four balls off Vettori.
She wants her investments to be able to break loose from their local boundaries and become national brands in order to think more broadly about their programs.
Fortunately, things are starting to become a bit more clear thanks to some loose-lipped members of Maemo's marketing team attending an official N900 meet-up in London last night.
ENGADGET: Nokia abandoning S60 for Maemo on future N-Series devices?
The loose hacker collective Anonymous may have just become significantly less anonymous.
FORBES: Mutiny Within Anonymous May Have Exposed Hackers' IP Addresses
应用推荐