tightness的例句（tightness在句子中的用法）

• Rich vitamin E, hydrates skin after washing without getting tightness and dry. 丰富维生素E, 滋润肌肤,洗后不紧绷,不干燥.
• Purpose : To test check valves for tightness in the direction of flow. 目的: 检测止回阀在流向上的紧固性.
• Special connections ensure that the system excellent air tightness. 特别的连接方式保证了系统优良的气密性.
• Ref. Freon piping to be done air - tightness test and vacuum test. 冷藏氟利昂管系密性试验和真空试验.
• Specially - designed discharger door sealing system has good tightness, ensuring no products leakage. 特殊设计的排料门密封系统,密封性好, 不漏料.
• Torn muscles retract, and lose strength, structure, and tightness. 撕裂的肌肉会收缩，丧失原来的力量、结构和紧实度。