keep constant

短语词组

短语

• keep in constant touch 常川往来
• keep in constant 保持常量;保持在恒定;随时保持
• Keep a constant speed 保持恒速不变
• Please keep in constant contact 请随时保持联系
• keep the vacuum constant 保持真空度不变
• keep constant tperature container 保暖集装箱
• keep the pressure constant 保持恒压
• KEEP CONSTANT TEMPERATURE CONTAINER 保温集装箱
• Keep constant over a decade 十年如一日
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