英语语法分析

A subtractor (16) subtracts the crosstalk signal from a read signal.

减法器(16)从读取信号中减去所述串扰信号。

The adaptive filter (15) and subtractor (16) are coupled to an asynchronous clock (18) for operating at an asynchronous sample rate.

把所述自适应滤波器（15）和减法器（16）与异步时钟（18）耦合以便以异步采样率操作。

This paper Conbines with the engineering reality, introduces the kinds of concertrated water subtractor and its selective claims in prestressed concrete construction.

本文结合工程实际，介绍了高效减水剂的种类及预应力混凝土施工中对其选用的要求。