This paper describes the principle of microprocessor ultrasonic range finder.主要介绍微电脑超声测距仪的工作原理.A Control System of VVVF Elevator with Single Chip Microprocessor and PLC.PWM逆变器 型交流电梯紧急自动疏散系统.I’ve got a typerwriter with a ...
他一字一顿，听上去很生硬。His voice was harsh as he enunciated each word carefully.他那直截了当、往往还粗鲁生硬的办事方式无疑会激怒一些人。His direct, often abrasive approach will doubtless ruffle a few feathers.“你为什么不借用你姐姐的车呢？”卡桑德拉生硬地说道。"Why don't you bor...
我无法消除这些折痕, 它们总是折了回来.I can't smooth these folds away; they keep coming back.爸爸用他的一双大手捋平了地图上的折痕。Papa flattened the creases of the map with his broad hands.折痕可能使其在以后的染色工序产生色条.Creases may result in streaks in subsequent...