tightness例句
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。
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.
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.