含有与氮原子相连的硝基的物质称为硝胺.Nitramines are substances which contain a nitro group bonded to nitrogen.较好的配方是那些高硝基增塑的硝化棉粘合剂配方.The preferred compositions are the highly nitroplasticized nitrocellulose binder compositions.当二硝基酚施于叶子时,...
Abrasion also abets wind erosion.磨损作用也助长了风的侵蚀.Diamonds have extreme resistance to abrasion.钻石极抗磨损.Study of Wear - resistant and Abrasion Mechanism of Co - Cr - W Hardfacing Alloys.Co-Cr-W堆焊合金耐磨性及耐磨机理的研究.Erosion of pipes ...
At my brother's high school graduation the students recited a poem.在我弟弟的高中毕业典礼上,学生们朗诵了一首诗。She recited a catalogue of her husband's sins to me.她向我历数了她丈夫的一连串罪过。He read the letter again although already he could h...