合理的分缝能保证坝体的安全和施工的速度，减少施工工期。
The reasonable crack design can assure security of dam, velocity of construction and reduce construction time.
平行缝焊技术是一种安全、高效、可靠的焊接方法。
Parallel seam welding technology is a safety, effective and reliable method.
缝顶端关闭如果你想，或者只是脚它关闭了安全销。
Sew the top shut if you want, or just pin it shut with a safety pin.
虽然信用卡更加安全、更为便捷，但还是应该在一个安全的地方常备一些现钞以解不时之需。在你的衣服里缝进100美元，以防万一！
Although credit cards are safer and more convenient, always keep some cash in a safe place for emergencies. Sew US$100 into your clothing, just in case!
请注意，中轴上的螺丝高于接触岩面的位置，正是这点提供了(大约)4：1的机械势能，即使是在光滑、平行的岩缝中，也保证了凸轮的安全性。
Notice that the axle bolt is higher than where the cams touch the rock. This is what provides the (approximately) 4:1 mechanical advantage that keeps the CAM secure, even in a smooth, parallel crack.
桓仁大坝上游面施工期发现严重的劈头缝20条，威胁大坝安全。
There were 20 cracks at upstream face dam head of Huanren dam during construction which threatened dam safety.
隧道施工缝处理得好坏往往影响工程的正常使用和行车安全。
Tunnel construction cracks' treatment often affects the valid use of engineering and the safety of cars.
盲孔多孔砖砌体的通缝抗剪强度略低于规范计算值，为保证结构安全，建议设计时乘以系数0.9；
The shearing strength of back covered porous brick masonry is slightly lower than the Standard level. A coefficient of 0.9 can be multiplied to ensure the safety of structures.
结果表明：设置诱导缝，能有效地改善坝踵附近的应力分布，且对拱坝的整体稳定安全度影响很小。
The result shows that with the help of inducing joint, the stress distribution nearby the dam heel is evidently improved while the integral stability factor of Xiaowan dam is slightly influenced.
结果表明：设置诱导缝，能有效地改善坝踵附近的应力分布，且对拱坝的整体稳定安全度影响很小。
The result shows that with the help of inducing joint, the stress distribution nearby the dam heel is evidently improved while the integral stability factor of Xiaowan dam is slightly influenced.
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