A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant APP_ID - assumed 'APP_ID'

Filename: database/translate.php

Line Number: 64

Backtrace:

File: D:\database\translate.php
Line: 64
Function: _error_handler

File: D:\wwwroot\blfsy.com\application\controllers\news.php
Line: 240
Function: lang

File: D:\wwwroot\blfsy.com\index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant APP_ID - assumed 'APP_ID'

Filename: database/translate.php

Line Number: 69

Backtrace:

File: D:\database\translate.php
Line: 69
Function: _error_handler

File: D:\wwwroot\blfsy.com\application\controllers\news.php
Line: 240
Function: lang

File: D:\wwwroot\blfsy.com\index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant SEC_KEY - assumed 'SEC_KEY'

Filename: database/translate.php

Line Number: 69

Backtrace:

File: D:\database\translate.php
Line: 69
Function: _error_handler

File: D:\wwwroot\blfsy.com\application\controllers\news.php
Line: 240
Function: lang

File: D:\wwwroot\blfsy.com\index.php
Line: 315
Function: require_once

Angular contact ball bearing|Thin walled bearing|Ball screw bearing|Deep groove ball bearing|Jiangxi Belief Industrial Co.,Ltd.

A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant APP_ID - assumed 'APP_ID'

Filename: database/translate.php

Line Number: 64

Backtrace:

File: D:\database\translate.php
Line: 64
Function: _error_handler

File: D:\wwwroot\blfsy.com\application\views\news\knowledgePage.php
Line: 24
Function: lang

File: D:\wwwroot\blfsy.com\application\controllers\news.php
Line: 248
Function: view

File: D:\wwwroot\blfsy.com\index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant APP_ID - assumed 'APP_ID'

Filename: database/translate.php

Line Number: 69

Backtrace:

File: D:\database\translate.php
Line: 69
Function: _error_handler

File: D:\wwwroot\blfsy.com\application\views\news\knowledgePage.php
Line: 24
Function: lang

File: D:\wwwroot\blfsy.com\application\controllers\news.php
Line: 248
Function: view

File: D:\wwwroot\blfsy.com\index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant SEC_KEY - assumed 'SEC_KEY'

Filename: database/translate.php

Line Number: 69

Backtrace:

File: D:\database\translate.php
Line: 69
Function: _error_handler

File: D:\wwwroot\blfsy.com\application\views\news\knowledgePage.php
Line: 24
Function: lang

File: D:\wwwroot\blfsy.com\application\controllers\news.php
Line: 248
Function: view

File: D:\wwwroot\blfsy.com\index.php
Line: 315
Function: require_once

磨辊旋转密封?

2024-04-13

A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant APP_ID - assumed 'APP_ID'

Filename: database/translate.php

Line Number: 64

Backtrace:

File: D:\database\translate.php
Line: 64
Function: _error_handler

File: D:\wwwroot\blfsy.com\application\views\news\knowledgePage.php
Line: 27
Function: lang

File: D:\wwwroot\blfsy.com\application\controllers\news.php
Line: 248
Function: view

File: D:\wwwroot\blfsy.com\index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant APP_ID - assumed 'APP_ID'

Filename: database/translate.php

Line Number: 69

Backtrace:

File: D:\database\translate.php
Line: 69
Function: _error_handler

File: D:\wwwroot\blfsy.com\application\views\news\knowledgePage.php
Line: 27
Function: lang

File: D:\wwwroot\blfsy.com\application\controllers\news.php
Line: 248
Function: view

File: D:\wwwroot\blfsy.com\index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant SEC_KEY - assumed 'SEC_KEY'

Filename: database/translate.php

Line Number: 69

Backtrace:

File: D:\database\translate.php
Line: 69
Function: _error_handler

File: D:\wwwroot\blfsy.com\application\views\news\knowledgePage.php
Line: 27
Function: lang

File: D:\wwwroot\blfsy.com\application\controllers\news.php
Line: 248
Function: view

File: D:\wwwroot\blfsy.com\index.php
Line: 315
Function: require_once

磨辊的密封首先空气密封,通过密封风机向磨辊内部鼓入空气,使其呈正压状态,阻止外部粉尘进入;

而在磨辊轴上还必须安装O型或剖分式密封圈,它与旋转部分接触,既要阻止油的泄露也要阻挡外部粉尘的侵入,因此材质要求较高。

以上答案仅供参考。

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