Conclusion: To treat pigment skin diseases of external causes with tunable Q - switched laser has the peculiarity of safety, less wound, good effects, besides operating easily.

结论：Q开关激光治疗外源色素性皮肤疾病具有操作简单，安全可靠，微创，特效等优点。

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In the process of up and down the tubing, the operating handle of the reel is always in the lift position, so that the coiled tubing can tightly wound on the reel.

在起下油管过程中，滚筒操作手柄始终处于上提油管位置，以使连续油管紧紧地缠绕在滚筒上。

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Compression springs are coil springs wound with spacing between the coils so that they can be compressed from their free length to a shorter operating length to store energy or provide a force.

压缩弹簧由线圈弹簧缠绕而成，线圈之间有空间，以便弹簧从自由长度压缩到最短的，工作长度储能或产生压力。

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About 45 minutes later, McNeil will move to the operating room to clean out Mellinger's wound, washing out bits of bullet and bone fragments from his thigh.

NPR: 'Miracle Workers' Save Lives at Balad Field Hospital

Last month his top lieutenant in the U.S., Paul Jannuzzo , a tightly wound former New Jersey prosecutor and 12-year veteran of the company, resigned as general counsel and chief operating officer.

FORBES: Magazine Article