您要查找的是不是：
- According to different characteristics of MOSFET and IGBT in inverting operation, two MOSFET and IGBT welding inverter and their uniqueshort circuit protection circuits are presented. 结合场效应管(MOSFET)和IGBT管在逆变运行中的不同特性;介绍了这两种逆变器的独特的短路保护电路.
- She catch the insect by invert her cup over it. 她把杯子倒扣在昆虫上，将它逮住了。
- He's mending nicely after his operation. 手术后他正在顺利康复。
- He is in charge of the operation of the steel mill. 他负责这家钢厂的经营工作。
- The bank plan a rescue operation for the company. 银行计划对这个公司采取挽救措施。
- The operation was a marvel of medical skill. 这个手术是医术的一个非凡范例。
- Assume P and Q are two idempotent operators, we can get necessary and sufficient conditions which PQ QP are invertible operators. 设P和Q是两个幂等算子，得到了PQ±QP是可逆算子的等价命题。
- An operation is needed to remove your tonsil. 需要进行手术摘除你的扁桃体。
- The operation went like clockwork. 手术进行得极为顺利。
- When does the new law come into operation? 这项新法律何时生效？
- She was keyed up over her impending operation. 她为了即将进行的手术而心中忐忑不安。
- The actual operation lasted eight hours. 实际手术进行了8个钟头。
- The surgeon is performing a delicate operation. 那位外科医生正在做一个很精细的手术。
- He heads up the operation in northern Europe. 在北欧他领导企业的业务活动。
- I'll have an abdominal operation tomorrow. 我明天要做个腹部手术。
- She's having an operation on her leg. 她的腿正在动手术。
- The authors characterize the forms of additive invertable operators preserving inverse matrix of the upper triangular matrix space over a field which characteristic is not 2 or 3 . 刻划了特征不为2及3的域上的上三角矩阵空间保逆矩阵的可逆加法算子的形式。
- The new schedule come into operation on June 1st. 新的日程表是从6月1日开始实行的。
- An operation chamber should be completely sterile. 手术室应该完全无菌。
- Saint Louis inverter welding machine Co., Ltd. 中法合资圣路易逆变电焊机制造有限公司。
