起动管路;启动管路

primer line的用法和样例：

例句

A line drawing of this arrangement is shown.图示是这种排列的管路图。
Seat tightness achieved with torque as opposed to line pressure.利用扭矩而不是管路压力来实现阀座的密封。

EXPLORATIONS - Children's Press Line

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听多了流行的歌曲，今天给大家来一首老歌经典，希望大家会喜欢。如果大家有什么好歌，也可以给我留言或是在评论栏里给大家推荐。 I walk the line By Johnny Cash I keep a close watch on this heart of

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FIFA close to decision on goal-line technology

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英语单词荟萃

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地道英语在线听-Bottom line 最低价格

Helen: This is Real English from BBC Learning English. Im Helen. Zoe: 大家好，我是刘佳。Helen, 今天咱们要学的是什么最新表达呢？ Helen: Todays new expression is bottom line. Zoe: Bottom line. Helen, 这个短语说的是什么啊？ Helen: Well, bottom line is

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