let recorder = wx.getRecorderManager()        

options: {

            duration: 10000,

            sampleRate: 16000, // 采样率16k

            numberOfChannels: 1,

            audioSource: 'camcorder', //该参数可能解决部分手机语音识别时，推流没声音的问题。但还需测试

            format: 'PCM', // 格式为pcm

        },

recorder.start(this.data.options)

        recorder.onStop((res) => {

            console.log('一句话结束', res)

            const tempFilePath = res

            const fs = wx.getFileSystemManager()

            fs.readFile({

                filePath: res.tempFilePath,

                success: (res) => {console.log(res.data,'res.data=======')}