The spray quality is improved when the relative speed and length of indent chamber increase.随著缩进长度增大,雾化质量明显变好.And the relative speed value is less than 2 % by the engine speed regulator.和相对速度值小于2%的发动机转速调节....
I can think of no greater expression of defeatism.我想,这是我听到的最悲观的失败主义论调了.Pessimism is the eastest way of self defeatism.悲观是打败自己的最好方法.We have beaten back despair and defeatism.我们已战胜了绝望情绪和失败主义....