The melting point was measured by differential scanning calorimeter ( DSC ) .用差示扫描量热仪(DSC ) 测试了树脂的熔点.Self - heating of two typical n - alkane ( n - heptane and n - hexadecane ) is studied by Accelerating Rate Calorimeter...
I heard the engines revving as the lorries backed and turned.卡车倒车和掉头的时候，我听见发动机的轰鸣声。Tractors and container lorries have completely obstructed the road.拖拉机和集装箱货车已经将这条路完全堵死了。Police cars, their sirens wailing, accompanied th...
The countdown has begun for the launch later today of the American space shuttle...美国航天飞机的发射已于今天晚些时候开始进入倒计时。Thursday : Watch Countdown or Brainteaser.周四:看益智类节目.the countdown to the wedding婚礼的临近There were three more thing...
There's a Ukrainian film at the Angelica that's supposed to be very powerful.有部不错的乌克兰电影,有兴趣吗?Agricultural interests are some of the most powerful lobbies in Washington.农业利益集团是华盛顿最具影响力的游说团体之一。The divided family ...