Two arch ribs are installed in transversal direction to form a"double bow system".
四川绵阳飞云大桥的主桥系三跨系杆拱桥，横向设两根拱肋，构成“双弓体系”。
Pass the tape around your waist and tie securely in a double bow on your left side.
把带子围着腰转一圈然后在身体左侧的双环上系牢。
Pass the tapes around your waist and tie securely in a double bow on your left side.
系好腰上的带子，系紧，在你身体的左侧打两个节。
When instructed, place it over your head. Pass the tape around your waist and tie securely in a double bow on your left side.
接到指令后，把它套在头上。把带子围着腰转一圈然后在身体左侧的双环上系牢。
A technique of electrically controlled double driver shock tube for studying head-on interaction between a moving plane shock and a bow shock has been developed.
本文介绍了用于研究平面运动激波与头激波迎面相互作用的电控双驱动激波管技术。
A technique of electrically controlled double driver shock tube for studying head-on interaction between a moving plane shock and a bow shock has been developed.
本文介绍了用于研究平面运动激波与头激波迎面相互作用的电控双驱动激波管技术。
应用推荐