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- electromagnetic ratchet unit 电磁棘轮装置
- Nanjing Dahua Special Belt Knit Co., Ltd. established in 1993.Specializing in producing flat webbing sling, round sling , ratchet unit , towing strap and other webbing. 南京大华特种带织造有限公司成立于1993年，专业从事扁平化纤吊索、圆状环形吊索、紧收器、拖带、和其它织带的生产。
- Electromagnetic wave travel as light wave do. 电磁波的传播就像光波的传播一样。
- The luminous intensity on unit area. 单位面积上的发光强度。
- A device used to modulate an electromagnetic wave. 调制器用以调制电磁波的装置
- The family is the smallest social unit. 家庭是社会最小的单位。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。
- The family is the basic unit of society. 家庭是社会的基本单位。
- A metric unit of area equal to 10 ares. 十公亩面积的公制单位之一，等于十公亩。
- Communication of audible signals encoded in electromagnetic waves. 无线通讯以电磁波密码进行的可听信号的联络
- A metric unit of mass equal to 100 grams. 百克公制质量单位，等于100克。
- A unit of power equal to 1,000 watts. 千瓦功率的单位，等于1,000瓦。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- A unit of currency in Chile, Panama, and Uruguay. 分智利、巴拿马和乌拉圭的货币单位
- A metrical unit consisting of seven feet. 七韵步由七个音步组成的格律单位
- Wrong selection of winding ratchet wheel. 细纱成形齿轮选择不合适。
- A unit of currency in North Korea and South Korea. 朝鲜和韩国的一种货币单位
- This is known as Muller\'s ratchet. 这就是所谓的穆勒的棘轮。
- A squad is the smallest unit in an army. 班是军队的最小构成单位。
