图 4-9 中使用的机械式继电器, 可以用电子开关来代替.The mechanical relays , which have been assumed in Fig . 4 - 9 , can be replaced by electronic switches.用继电器操作的一种可视信号或音响信号装置, 用以指示有关电路的情况.A visual or audible signaling device , operated by re...
a sentence with a determinate meaning具有确定意义的句子Objective: This HPLC method is to determinate the purity of benzo - macrocyclotetraamide NaFe.目的: 采用高效液相色谱法测定苯并大环四酰胺钠铁的纯度.For statically determinate frames , the stress - res...
That afternoon, Juanita Haydock dropped in to brighten Carol.那天下午, 久恩尼塔·海多克跑来串门,让卡萝尔解解闷.Juanita Nunez appeared on the verge of another heated reply.胡安尼塔·努涅兹似乎又准备来一次狠狠的回击.Gaby : Shut it . Juanita and Celia found these und...
She carried on serenely sipping her gin and tonic.她继续安静地小口抿着加奎宁水的杜松子酒。We sat in the station buffet sipping tea.我们坐在车站的自助餐厅里喝茶。Chris watched him sipping his brandy.克里斯注视着他品尝白兰地。...
Primers may be any of the common rigid film formers.预涂层可以是任何常用的刚性成膜剂.Formers Farmers plant these barriers around their fields . Windbreaks fields.农民们在他们的土地周围种上防护林.Younger children live in family style houses. 6 th Former...