Notable new features in version 2 include
Sencha Touch2版本中包括的重要功能有
The notable features of this seal mechanism mainly include; almost no leakage, long working life and reliable structure.
这种密封装置的显著特点是：无泄漏，长寿命和稳定，可靠的密封结构。
The notable features of this seal mechanism mainly include; almost no leakage, long working life and reliable structure.
这种密封装置的显著特点是：无泄漏，长寿命和稳定，可靠的密封结构。
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