“防砂方法”的概念、定义、翻译、参考文献-科学参考

单词	防砂方法
释义	防砂方法 Encyclopedia 工学防砂方法释 sand control methods防砂方法在采油过程中针对油层及油井条件，防止地层砂流入井筒的措施。
随便看	variable speed drive variable speed operation variable speed pumped storage variables quality characteristic variable-stability aircraft variable stability flight control variable stage variable star variable stator vane variable step size variable step size method variable stroke technology for internal combustion engines variable structure variable-structure variable structure automaton variable structure control variable structure control system variable-structured system variable structure guidance law variable symbol variable temperature blackbody radiation source variable temperature control of greenhouse variable term variable thrust rocket engine variable thrust rocket motor

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。