这是平行四边形的对边.These are the opposite sides of the parallelogram.这种作图法常被称为矢量相加的平行四边形法则.This construction is often called the parallelogram law of addition of vectors.梯形是具有两平行边的四边形.A trapezoid is a quadrilateral with two para...
This technical process is simple, carburization is stable, application is widely.利用石墨煤增碳的炼钢技术,工艺简单可行, 增碳稳定, 应用广泛.Carburization of molten iron in the dropping zone of BF has been studied.高炉铁水渗碳的主要阶段在滴落带,炉缸内的渗碳过程不会掩盖滴落带的渗碳...
你好，弗蕾迪！是我，玛克辛。Hello Freddy, it's only me, Maxine.会议由众议员玛克辛·沃特斯组织。The meeting was organised by Congress-woman Maxine Waters.玛克辛: 有, 她妒忌得很. 这扫了她一晚的兴头.Maxine: Oh , yes . She was green - eyed. It really spoiled her even...