The betaine will collapse to the alkene only when these two functions are eclipsed.只有当这两个基团移至重迭位置时碘盐才能裂解为烯烃.The gramophone had been eclipsed by new technology such as the compact disc.激光唱片等新技术使留声机黯然失色。Our happiness was s...
受热气体通过水中的盘管输送。The heated gas is piped through a coil surrounded by water.云仙山今天一直在向外喷涌火山灰、气体和火山岩。Mount Unzen has been spewing out volcanic ash, gas, and rock today.该行业一直在努力开发一些可以替代这些气体的无害物质。Industry has been working at de...
A horse that trots, especially one trained for harness racing.训练用于快跑特别是套轭具赛跑的马.You will obtain a smooth and durable flexible cable harness with overlapping bandaging with spiral bandaging.通过重叠答接及螺旋的缠绕可以得到光滑而耐久的具有柔韧性的企业线束...
The issuance, revision , superseding, and withdrawal of all documents should be controlled by maintaining revision histories.11所有文件的发放 、 修订 、 替换和收回应当通过保存修订历史来控制.If these drugs are stopped abruptly then some withdrawal sy...