According to the technological requirements, the closed loop control system models of automatic feeding and dynamoelectric control gap are built based on PID control principle.

按照系统的技术要求，基于PID控制原理搭建自动喂料和电动闸距闭环控制模型。

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Experimental rats were intrathecally injected with carbenoxolone, a special gap junction blocker, and the control rats with the saline.

给实验大鼠鞘内注射羧苄索龙（一种特殊的间隙连接阻滞剂），向对照组大鼠注射生理盐水。

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This is a serious gap in quality control.

这是质量控制中严重的缺口。

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The poll also found rise in people who strongly favor stricter gun control, 44%, and a double-digit gap between them and the 32% who say they strongly oppose stricter gun control laws.

CNN: SHARE THIS

Ultimately, purposeful tellers must surrender control of their stories, creating a gap for the listener(s) to willingly cross in order to take ownership.

FORBES: BOOK REVIEW: Tell to Win by Peter Guber

Over the three-year observation period, the African-American students who took part in the study had higher grade-point averages relative to multiple control groups, and the minority achievement gap overall was reduced by a dramatic 50%.

CNN: The importance of belonging