A—Traffic regulations B—Guide Post C—Mark Car Stop D—Automatic Traffic Signal Light E—Traffic Post F—Single Line G—Double White Lines H—One Way Only I—Narrow Road J—Turn Left K—Keep Right L—Zebra Strips M—Bend Road N—Dangerous down Grade O—Keep in Line P—No through Traffic Q—Speed Limit R—No Entry ( ) 单行线 ( ) 不准越线