在冷却系统里加防冻剂以防止霜冻.Fill the cooling system with antifreeze as a protection against frost.DEG是 一种溶剂,一般用作生产防冻剂.DEG is used in antifreeze and as a solvent.选择乙二醇作为钻井液的防冻剂可以满足勘探钻进工作的要求.Choosing ethylene alcohol as antifreeze can...
这一遗迹在德鲁伊特来到不列颠前就已存在。The monument predates the arrival of the druids in Britain.挖掘工作已显示在该地区有罗马和盎格鲁-撒克逊时代的遗迹。Ex-cavations have revealed Roman and Anglo-Saxon remains in the area.海崖城堡是苏格兰最富有浪漫色彩的遗迹之一。Seacliff House is one o...
She wore a perpetually martyred expression.她总是那么一副可怜兮兮的样子。Modern - fiction theories have perpetually been underestimating the author's position.在现代小说学中,作者的地位不断降低.We belong perpetually to each other for life or for d...
Then the DPC routine returns to the system.然后DPC程序返回到系统.PbZnTi - PILC catalyst is prepared by introducing Pb and Zn into Ti - PILC; DPC yield is 10.1 %.用把活性组分引入Ti -PILC 的方法制备了TiPbZn-PILC催化剂,其DPC产率为10.1%.The results indic...
untapped reserves of oil未开采的石油储量We must make use of our untapped reservoirs of talent.我们必须利用我们尚未利用的人才.The region is thought to have some of the world's largest untapped oil reserves.该地区据信有世界上最大的未开发石油储藏....