Research process of high speed ball screw units of Beijing Machine Tool Research Institute and points for paying attention on its design of structure are introduced.

介绍了北京机床研究所高速滚珠丝杠副的结构设计及其需注意的事项。

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The utility model relates to an elastic airproof ring with high speed ball bearing leading screw pair opening, which is composed of an opening, an airproof ring body, a groove and a spring.

高速滚珠丝杠副开口弹性密封圈，涉及有开口、密封圈体、凹槽和弹簧组成。

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Diving in a bait ball is very dangerous. Dolphins are charging at high speed and there is always danger of clash, "he said."

“潜入诱饵球中非常危险。海豚高速度冲入，总会发生危险的冲突。”他说。

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If using a stand mixer, attach the dough hook and beat on high speed just until the dough gathers into a ball, about 1 minute.

NPR: Two Centuries of 'Baking in America'

The notoriously nervy Holt looked to have lost the plot when he careered the cue ball off a cushion into the pack of reds at high speed.

BBC: CHOOSE A SPORT

You are hitting these balls in front of an array of six high speed cameras connected to computers that map your every move, in addition to all aspects of ball flight.

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