您要查找的是不是：
- What you to finish underwater kick, and you gonna be on the surface swimming butterfly, then the arms the greatest propulsive unit, and we need to work on that. 水下打腿之后，你的身体将浮出水面，此时手臂产生最大的推进力量。本节我们将就此进行探讨。
- Relating to or composed of two or more propulsion units. 多阶段的有关两种或者多个推进器的、或者由其组成的
- The paper introduces an auxiliary propulsion unit(APU)of a certain cannon-howitzer. Em- phasis is laid on the walking system of APU,and mathematical model for the system is set up. 介绍了某加榴炮辅助推进装置(APU),重点讨论了 APU 的行走系统,建立了系统的数学模型。
- The luminous intensity on unit area. 单位面积上的发光强度。
- 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。
- 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
- Simulation of New Type Bio-Mimetic Propulsion Unit 新型仿生扑翼推进装置的仿真
- 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
- A unit of currency in North Korea and South Korea. 朝鲜和韩国的一种货币单位
- This jet has a very high propulsive efficiency. 该喷气机的喷射功率非常大。
- A squad is the smallest unit in an army. 班是军队的最小构成单位。
- The monetary unit of Great Britain is the pound. 英国的货币单位是镑。
- I'm thinking of buying a hi-fi unit. 我正在考虑买一套高保真音响设备。
