某大坝是混凝土重力坝，根据温控要求，坝体设置1 ~ 2条纵缝，缝面设置水平键槽，在坝体混凝土达到稳定温度后进行接缝灌浆。
A concrete gravity dam with 1 ~ 2 longitudinal seams and level keyways in seam surface was grouted when the concrete stays a stable temperature.
“我已经成为富人了”，面露得意之色的老人眼睛眯成一条缝。
"I have become rich," beams the old man through creased eyes.
提供机器刺绣设计在跨缝技术，模式，另一方面刺绣，以及各种有关的用品。
Provides machine embroidery designs in cross-stitch technique, patterns for hand embroidery, and a variety of related supplies.
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