The properties compariam between cure accelerator HSD and DPTT to chlorosulfonated polyethylene rubber was made.对硫化促进剂HSD和DPTT在 氯磺化聚乙烯橡胶中作性能对比,证实HSD有 比较好的耐焦烧性能而不影响硫化.Developed is a HSD 89 perforator integrating high shot...
现在, 战俘身穿蓝色服装,肩扛来福枪, 在军营前大胆地走来走去.Now, dressed in a blue uniform and with a rifle over his shoulder, the prisoner marched boldly up and down in front of the camp.一群驯鹿走了过去, 大约有二十多头, 都呆在可望而不可即的来福枪的射程以内.A band of caribou pass...
开往伦敦的车辆现绕道经过斯劳.London - bound traffic is being diverted via Slough.瓦拉迪斯劳·斯皮尔曼: ( 显然很沮丧 ) 为了什么, 为我的领带?Wladyslaw Szpilman: [ visibly upset ] For what, for my tie?瓦拉迪斯劳·斯皮尔曼: 所以你责备我,他们的冷漠, 是 吗 ?Wladyslaw Szpilman: And you b...
After setting, the surfaces of the specimens are ground down using carborundum and alumina.凝固之后, 样品表面连续用金钢砂或氧化铝磨平.The grinding block made of carborundum abrasive, is very hard and sharp.磨光机磨块采用金刚石磨料制成, 硬度极高,磨削锋利.We repai...