One-third of American women suffer from pelvic floor dysfunction (PFD), a condition in which the pelvic muscles and connective tissue are extremely weak or, in my case, extremely tight.
三分之一的美国女性都患有骨盆底功能障碍症（PFD），该症状表现为盆腔肌肉及连接组织极其脆弱，或者，像我这样，极其紧绷。
After that test, they were able to fill the cracks on the floor with spray foam, creating a very tight building.
经过这一考验，他们能够填补喷雾泡沫层的裂缝，创造了非常紧张的建设。
This solves the problem of installing dampers into ducts that are tight against a wall, or between other ducts or floor joists.
这解决了将风门安装到紧贴墙面的导管，或者其他管道和楼层格栅的问题。
The chimney shows the mineral zonation around a tight conduit associated with fluid, which is quite similar to those formed by modern black smoker at sea floor.
它们保留了成矿流体运移的通道构造，围绕通道构造还显示良好的矿物分带现象，完全可以与现代海底黑烟囱对比。
UNITANK process has unique merits such as tight structure, high integration, reducing floor area, less equipment, convenient for maintenance and flexible operation.
结果表明：(1)UNITANK工艺具有构筑物结构紧凑，一体化，占地省、设备种类较少，便于维护管理、运行灵活的独特优点。
Additional challenges included running through tight tolerances, minimizing mud losses, and avoiding mud spills on the rig floor.
另外还要挑战紧公差段、尽量避免泥浆漏失，同时避免泥浆泄露至钻台。
Additional challenges included running through tight tolerances, minimizing mud losses, and avoiding mud spills on the rig floor.
另外还要挑战紧公差段、尽量避免泥浆漏失，同时避免泥浆泄露至钻台。
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