...1941 年,束星北针对量子电磁场[应为‘量子电动 力学’]高次微扰计算中的发散困难,提出将发散上项[应为‘上限’] 切断(cut off),继续算下去,可得原子能级的电磁场[?]修正。
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... cut across绕近道穿过,对直通过;超越;遮住 cut off切断;切掉;(突然)中断;阻隔,隔绝;删掉 cut out切去,删去;戒除,停止服用 ...
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cut-off 截止 ; 显像管截止点调整 ; 明暗截止线
Emergeny Cut-off Valves 紧急切断阀 ; 紧迫堵截阀 ; 切断阀 ; 切断阀简称紧急切断阀
cut-off frequency 截止频率 ; 截止频次 ; 为止频率
balance cut-off saw 均衡截断锯
Cut-off level 截止电平 ; 截止高程 ; 界值
B CUT OFF 蓝偏置 ; 显像管阿暗平衡蓝色整 ; 显像管阿暗平衡蓝色调整
abrasive cut-off machine 磨切机 ; 砂轮切断机 ; 砂轮切割机 ; 砂轮堵截机
cut-off voltage 截止电压 ; 终止电压 ; 截止
Cut-off discharge voltage 终止电压 ; 放电截止电压
·2,447,543篇论文数据,部分数据来源于NoteExpress
PHRASAL VERB If you cut something off, you remove it with a knife or a similar tool. 切掉
Mrs. Johnson cut off a generous piece of the meat.
约翰逊太太切下一大块肉。
He threatened to cut my hair off.
他威胁要剪掉我的头发。
PHRASAL VERB To cut someone or something off means to separate them from things that they are normally connected with. 隔离
One of the goals of the campaign is to cut off the elite Republican Guard from its supplies.
那场战役的目标之一就是切断精锐的共和国卫队的供给。
cut off ADJ 隔绝的
Without a car we still felt very cut off.
没有车我们还是觉得与外界隔绝了。
PHRASAL VERB To cut off a supply of something means to stop providing it or stop it from being provided. 切断 (供给)
The rebels have cut off electricity from the capital.
叛乱者已经切断了首都的电力。
PHRASAL VERB If you get cut off when you are on the telephone, the line is suddenly disconnected and you can no longer speak to the other person. 中断
When you do get through, you've got to speak quickly before you get cut off.
电话一接通,你得在通话中断前快点儿说。
→ see also cutoff
词组短语
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