The cutting blade is fixed on the cutter body through the pressing block and the baffle and is more convenient to replace.

刀片通过压块及挡圈固定在刀体上，更换比较方便。

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The switch block adjusts the position of the flow passage by a spring and a push pressing block, so the switch block has the function of opening and closing the toothpaste passageway.

开关块通过弹簧、推压块调整流道的位置，起到开、闭牙膏通道的作用。

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Pick the block type from the drop-down, set its position in the column, enable it for display, save it by pressing CTRL + s, and close it.

您可以从下拉菜单中选择块的类型，设置它在列中的位置，并启用显示它，然后使用CTRL + S进行保存并关闭这个页面。

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Even so, the commission and others are pressing wireless carriers to offer consumers the option to block third-party billing as a way to prevent cramming charges.

NPR: Feds Get Closer Look At Fake Mobile Bill Charges