Galileo designed a clock using a pendulum as the time keeping element in 1635.
The possible application may include time keeping by combining of millisecond pulsar with atomic clocks, constructing an ensemble pulsar time scale, detecting the error in atomic time scale via PTA and so on.
The progress situations of Hydrogen clock in the time keeping at abroad and home were introduced, and carry outs some discusses.
Having said that, it's also true that doctors may have a hard time keeping up with all the new research - especially family doctors who have to cover a wide range of different medical problems.
Mr Netanyahu has indeed had a tough time keeping his coalition together.
Still, even if a buyer had to break the bank to land the unit, he or she would have a relatively easy time keeping current on the maintenance.
From that moment on, said friends, Louise became obsessed with the baby: distracted, depressed, endlessly researching cures, while all the time keeping the news a secret from her husband.
If kids have a hard time keeping up academically, they may need to drop an activity.
We need to adopt a flexible and prudent macroeconomic policy to adapt to external changes in order to ensure very fast and steady economic growth and at the same time keeping inflation down.
They also spend a great deal of time keeping good records of their trades.
It is hoped to make good use of the Cs clock resources and improve the time keeping work through overall analysis and evaluation of operating situations for each clock.
The story was writing itself and I was having a hard time keeping up with it. I ordered another rum St.
He was so nervous that he had had a hard time keeping his seat during this short, direct conversation.
Live in a style that suits your physical and spiritual requirements,and do not waste time keeping up with the Joneses.
Adheres to the set procedures for attendance and time keeping.
I've been having a hard time keeping my eyes open
