in+a+sound+condition
61Chapman-Jouguet condition — The Chapman Jouguet condition holds approximately in detonation waves. It states that the detonation proceeds at a velocity at which the reacting gases just reach sonic velocity (in the frame of the lead shock) as the reaction ceases.Chapman and… …
62Chapman–Jouguet condition — The Chapman–Jouguet condition holds approximately in detonation waves in high explosives. It states that the detonation propagates at a velocity at which the reacting gases just reach sonic velocity (in the frame of the lead shock wave) as the… …
63Jack Sound — is a treacherous body of water [http://www.divemagazine.co.uk/news/article.asp?uan=3054] about 800m wide between the island of Skomer and the Pembrokeshire mainland that contains numerous reefs and a tidal race of up to 6 knots.It s used by boats …
64be as sound as a dollar — American, old fashioned if a machine or an object is as sound as a dollar, it works well and is in very good condition. The engine has been as sound as a dollar since it was overhauled …
65(as) sound as a bell — (as) sound as a ˈbell idiom (informal) in perfect condition • The doctor said I was as sound as a bell. Main entry: ↑soundidiom …
66good condition — healthy condition, sound situation …
67muscle sound — the sound heard over a muscle when in a condition of contraction …
68be as sound as a bell — to be very healthy or in very good condition. Her constitution is as sound as a bell …
69in good condition — in good shape, in a healthy or sound state, well …
70bell, sound as a — In excellent health or condition …