strain DT菌株D7strainn.拉紧；紧张；血统；笔调；（动植物或疾病的）品种v.拉紧；劳累；过分使用strain-release point应变消失点strain energy equation应变能方程strained heteroepitaxy应变异质外延生长strain-age hardening应变时效硬化strain-gauge rosette应变片花strain in shaft lining井壁应变strain gage technology应变电测技术strain-gauge reading应变仪读数strain fatigue formula应变疲劳公式strain data collection应变采集