介词练习及答案
介词练习:I、将下列句子译成英语,注意正确使用介词:1、这类计算机与那类相比有许多优点。1. This type of computer has many advantages over that o
介词练习: I 、将下列句子译成英语,注意正确使用介词: 1 、这类计算机与那类相比有许多优点。 1. This type of computer has many advantages over that one. 2loop current 、我们必须解这个方程把回路电流()求出来。 2. It is necessary for us to solve this equation for the loop current. 3negative feedback 、在这新的五章中,第一章论述负反馈()的 基本原理。 3. Of these five new chapters, the first one deals with the basic principles of negative feedback. 4circuitcurrentvoltage 、这个电路()中的电流()与电压()的 phase90 相位()相差度。 4. The current in this circuit differs in phase from the o voltage by 90. 5 、声波朝四面八方传播。 5. Sound waves travel in all directions. 6 、通过分析该仪器的参数,我们就能够了解它的性能。 6. By analyzing [By the analysis of; Through the analysis of] the parameters of the instrument, we can understand its performance. 7 、这是解该方程的一个充分必要条件。

