There is no preferred direction.
没有特定的方向。
So there is no preferred direction.
没有特定的方向。
Are statements of preferred direction or practice.
首选方向或实践的声明。
The TORQSEAL valve has a preferred and non-preferred direction as standard.
TORQSEAL的标准阀门具有优先定向和非优先定向。
The TORQSEAL valve has a preferred and non-preferred direction as standard.
TORQSEAL的标准阀门具有优先定向和非优先定向。
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