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 ...
The parks are decorated for the May Day celebrations.修饰公园,准备迎接五一.On May Day the factory was decorated in amazing colours.五一节那天工厂装饰得五彩缤纷.May Day is a great international holiday.“五一”是伟大的国际性节日....
I am officially the worst at picking NCAA brackets.我正式的成为了竞猜NCAA比赛最差的参赛者了.We specialize in NCAA Logo Watches, Golf Items, Rare Antique toys and banks and great collectibles.我们专注于NCAA的标志手表, 高尔夫用品, 玩具和银行珍稀古董和巨大的收藏品.The NCA...
具备气候学 、 大气环流和动力气象学的基本知识.Knowledge on climate, atmospheric general circulation and dynamical meteorology.有人认为,生物气候学是一门复杂的学科.It is considered that bioclimatology is an involved subject.本文提出了一种基于天气气候学途径的气团客观分类实施方案.A methodo...
黑暗阴森的房间a dark and cheerless room在那蹙额皱眉的刹那间, 那可真是一种阴森的变脸.For the brief space that it lasted, it was a dark transfiguration.这两男孩子被这些阴森的气氛控制住了, 都不大说话.The boys were subdued by these solemnities, and talked little....