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- high vaccum measurement 高真空计量
- The substitution of evacuvated powders for high vaccum alone will usually improve the insulation by reducing the radiant heat transfer. 只需用抽空气体的粉末而不用单纯的高真空,一般便可减少辐射热传输。
- A determining method is intreduced to measure leakage and degassing of rubber seals lohich is applied to high vaccum and super high vaccum system. 介绍了高真空和超高真空系统中使用的橡胶密封圈放气和渗漏的测量方法和结果。
- The adhesive forces betwenn V T i iron and ductile iron have been measured in Ultra High Vaccum adhesion equipment in situs The surface temperature of iron under the equalibrilum state is calculated. 在超高真空粘附装置内原位测定钒钛铸铁、球墨铸铁的粘附力,计算铸铁表面滑动接触时的表面温度,实验发现,粘附力随温度升高而下降。
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- Goods of high quality are few and far between these days. 质地精美上乘的物品现在不多见。
- The medieval town was fortified with a high wall and a deep moat. 这座中世纪的城市周围建有城墙和护城河。
- I set a high value on his advice. 我认为他的忠告很有价值。
- Keywords naftidrofuryl oxalate drug material;hydrogenation;high vaccum distillation;recrys-tallization; 萘呋胺酯草酸盐原料药;氢化;高真空蒸馏;重结晶;
- Many competitors have entered for the high jump. 已有许多人报名参加跳高比赛。
- She enjoyed high prestige among the masses. 她在群众中享有很高威信。
- The dresses in the shop are priced high. 这家商店的衣服定价很高。
- The high salary reconciled me to living abroad. 我为获高薪也只好在国外生活。
- Trucks shuttled to and fro on the high ways. 车辆在高速公路上穿梭行驶。
- These rocks are awash at high tide. 这些礁石在涨潮时被海水淹没。
- A high wall fetched in an ancient small town. 一道高高的城墙围绕着一座小小的古城。
- I am glad to always find her in high spirits. 我对经常看到她情绪高涨感到很高兴。
- He had a high fever which nearly finished him off. 他发了一次高烧,差点把命送了。