drawing-back meaning in English
回火
Examples
- Planning and designing a microinjection controller on its structure , parameters and circuit tolerance analysis , etc . aspects . based on the primitive electrical microinjection volume controller driven by air - pressure , an improved one with the pressure - keeping function is fabricated . the new controller prevents the dna - fluid from drawing - back by providing a keeping - pressure to it before or after the microinjection
( 2 )对微注射量控制器进行了系统、参数及容差等方面的方案设计，并在原有的基础上进行了改进，构建了带保压装置的气压电控式微注射量控制器，克服了原控制器在注射前或完成后易产生的dna液倒吸现象。