The callouts in the illustration refer to the following.

插图中的插图的编号请参考下面。

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Any text in the graphic, such as labels or unnumbered callouts, should.

对于图片中的任何文本，例如标签和未编号的标注，应满足以下要求。

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Conditional and procedural elements in the pattern are expressed with code in special callouts.

有特别标注的代码能够表示模式中的条件性及程序性的单元。

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He said ambulances were missing their targets "in responding to the most serious life-threatening callouts".

BBC: London ambulance handover waiting times to A&E 'rising'

An eight-minute response target for more serious - or Category A - callouts will remain in place, he added.

BBC: EMAS welcomes new ambulance targets

This was high for the new shift pattern which was used in some stations with fewer callouts, Mr Gould added.

BBC: Hereford and Worcester fire cuts 'will double workload'