Careful study of the data sheets and a programmable input - output port solve most A / D interfacing problems.若详细研究一下说明书和可编程序的输入/输出端口,则大部分A/D转换器的接口问题都可得到解决.Detailed techniques will be presented here to solve all the comm...
它还具有优良的耐点蚀和应力腐蚀开裂.It also has an excellent resistance to pitting and to stress - corrosion cracking.LF21M除点蚀 、 缝隙腐蚀外还发生层间腐蚀.Pitting, crevice corrosion and layer corrosion occurred on 180 YS and LF 21 M.该合金的剥蚀是从点蚀发展到晶间腐蚀,...
It was just then that I chanced to look round.就在那时，我恰好环顾了下四周。I shivered and pulled my scarf more tightly round my neck.我打了个寒战，用围巾把脖子围得更紧了。He tramped hurriedly round the lake towards the garden.他匆匆地迈着沉重的步伐绕过湖边向花园走去。...
The family was obviously an extremely energetic , intelligent and good - humored one.这个家庭显然是非常奋发, 明智,愉快的.Sitting in my uncle's lap , being humored all the way, I was feeling very good.那时舅舅抱着我, 哄着我, 我觉得很温暖.I was to k...
Thirteen per cent of Christie's coin and banknote auction went unsold.佳士得13%的硬币和纸币拍卖流拍。Prices have been cut by developers anxious to offload unsold apartments.急于脱手未售出公寓的开发商降低了房价。Many of the houses remain unsold.这些房屋...