The kayak is propelled by kayakers in a sitting position.皮艇则是由皮艇桨手用坐姿划行的....paddling around the South Pacific in a kayak.划着皮划子在南太平洋游弋Run, bike, swim, surf, kayak and more. Got what it takes?跑, 自行车, 游泳, 波浪, 独木舟和更多. 得到了它拿的...
路面平整度是评价路面使用性能最主要的一项指标.The road roughness is an important index evaluating pavement performance.扫描方向 - 平整度测量中, 局部平面的方向.Scan Direction - In the flatness calculation, the direction of the subsites.提升制品表面平整度及光泽度.To enhance ...
The artificial hip joint luxated and had to be put back surgically.人工髋关节脱臼了,必须通过外科手术方式归位.Objective To save luxated tooth and keep working function of teeth and ensure full teeth arrangement.目的保存脱位牙,保持牙齿正常功能及牙列完整....