Assures perfect alignment of disc and seat even at large flow velocities.

即使在大流速下，也能够确保阀瓣和阀座的精确对准。

youdao

The equilibrium of the last creates perfect alignment between the toe and heel.

最后的平衡，脚尖和脚跟之间创造完美的对齐。

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You will be surprised how difficult it is to maintain perfect alignment in this exercise.

知道在这个练习中排列的很整齐有多困难，你会很惊讶的。

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This effect occurs only when the two stars are in almost perfect alignment.

BBC: Tiniest extrasolar planet found

The Mauni Amavasya is a day when sun, moon, Venus and Mercury are in the zodiac of Capricorn, a rare but perfect alignment of planets, devotees believe.

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Sure, should the laws of nature behave in perfect alignment, dough would perform with absolute military precision and will, each and every time, bake to a perfect 12-inches.

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