在这里可以看到已启动的功能插件和未开通使用的功能插件。
The function of the 3. You can see here is started and not opened using the function of the plugin.
卖方必需按合约条款所订而向买方所开具的每次信用证开出未开通PB 2 %履约保证金。
Seller to issue Performance Bond to the Buyer of 2% non-operative on each Letter of Credit to the Buyer in accordance to the terms of contract.
如果打开通道，进行几次操作调用，然后成功关闭通道，则可以假定通道未以意外方式关闭。
If you open the channel, make several operation calls and close the channel successfully, then you can assume that the channel did not close unexpectedly.
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