Accessories are round horn ridge tiles, ridge tiles, fang ridge tiles, cullis boards, mountain tiles and flashing sheets, eaves board, etc.
配件有圆脊瓦、角脊瓦、方脊瓦、天沟板、山墙板、泛水板、檐板等。
EASY5509 timer experiment can be seen on-board light-emitting LED L12 flashes flashing.
说明：EASY5509定时器实验可看到板上发光LEDL12开始闪烁闪烁。
EASY5509 timer experiment can be seen on-board light-emitting LED L12 flashes flashing.
说明：EASY5509定时器实验可看到板上发光LEDL12开始闪烁闪烁。
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