Some people have to lead stressful lifestyles out of necessity.一些人迫于生计不得不过着紧张忙碌的生活。The assembly line of necessity kept moving.生产线势必保持运转下去。Water is a basic necessity of life.生命离不开水。...
She was a leading exponent of free trade during her political career.她从政期间是自由贸易的主要倡导者。The value of the exponent varies for different sensory modalities.指数值随不同的灵敏速模式而变化.Huxley was an exponent of Darwin's theory of ev...
It is used as an illustration of the interchangeability of mass and energy.这是用来说明质量与能量的可互换性.The circuit breaker replacement is extremely simple, handcart interchangeability good.断路器更换非常简单, 手车互换性好.The range offers higher ...
Celestite is usually diagenetic but commonly forms very early in the history of the sediment.天青石一般是成岩期的,但通常是在沉积史的极早期形成的.Reduction - metathesis method for preparation of strontium carbonate from celestite is developed.提出还...