Unfortunately for Falcon 9, its intended return to a floating landing pad ended in a crash. No one was on it, though.

不幸的是，猎鹰9号试图海洋驳船上软着陆最终以坠毁告终。不过当时火箭上并没有人。

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WILLIAMSON company has provided for floating ball valve with a mounting pad, through which it is easy to fix the actuators, such as worm gear, pneumatic and electric actuators.

威廉姆森公司的浮动球阀均设置了安装驱动装置的支架平台，通过驱动装置支架，可以方便的安装蜗轮蜗杆传动装置、气动装置或电动装置。

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You can pad both integer and floating-point numbers with leading zeros by using a custom numeric format string.

通过使用 自定义数字格式字符串，可以用前导零填充整数和浮点数。

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The Zenit-3SL rocket, which was being operated from a floating pad south of the Hawaiian islands, failed 40 seconds after the lift-off at 06:56 GMT.

BBC: Science & Environment