Since there are four reflections, the exiting image will be right - handed.因为共有四次反射, 出射的像将是右手座标系.Reasons of forming first cracks were foundry lacuna, impurity gathering , lard exiting.铸造缺陷 、 杂质元素偏聚和夹杂物的存在是形成早期裂纹源的原因.Fixe...
The shop was an old converted house with many large, disused fireplaces and tall, narrow chimneys.那是一座老式的 、 经过改造的房子,店里有许多废置不用的大壁炉和又高又窄的烟囱.When the central - heating was installed, the fireplaces were walled up.安装暖气设备之后, ...
The denunciation was made on the basis of second-hand information.这些指责是依据二手信息提出的。We were amazed to hear the witness's denunciation of the accused.听了证人对被告的指责,我们大为惊異.On September 24, he wrote a stinging denunciation o...
Travelling at speeds of up to thirty five knots, these hovercraft can easily outpace most boats...这些气垫船行驶速度最高可达35节，能够轻易地超过大多数船只。In Latin America, population growth is already threatening to outpace economic growth.在拉丁美洲,...