问jQuery在每个if else语句中添加不同的类

EN

$('.FuelInjectorRow').addClass( function() {
    return +$(this).find('.FuelInjectorQty').data('value') < 3 ? 'FiJlowQty' : 'FiJhiQty';
} );

$(function() {
    $('.FuelInjectorRow').addClass( function() {
        return +$(this).find('.FuelInjectorQty').data('value') < 3 ? 'FiJlowQty' : 'FiJhiQty';
    } );
});

/*  Uploads Grid */

#UploadGrid {
  font-size: 10px;
  display: block;
  width: 238px;
  float: left;
}

#UploadGrid table {
  margin: 0px;
  width: auto;
  text-align: center;
  margin-bottom: 15px;
}

#UploadGrid td {
  padding: 0;
  height: 15px;
  border-bottom: 1px solid #000;
}

td.DocUploadTitle {
  text-align: left;
  font-weight: bold;
  font-size: 12px;
  background-color: black !important;
  color: white;
  height: 35px !important;
  text-transform: uppercase;
  text-indent: 2em;
  padding-top: 4px !important;
}

.DocUploadGridHeader {
  text-align: center;
  font-weight: bold;
  height: 30px;
}

.DNCol {
  width: 70px
}

.DDCol {
  width: 65px
}

.PNCol {
  width: 78px
}

.QCol {
  width: 25px
}

#UploadGrid table td:nth-child(odd) {
  background: #e0e0e0
}

/*
.FuelInjectorRow td {background: #f1b5b5 !important} 
*/

.FiJlowQty td {
  background: #f1b5b5 !important
}


.FiJhiQty td {
  background: #8fe28f !important
}

.FiJlowNote {
  padding: 10px;
  margin-bottom: 15px;
  text-align: center;
  font-size: 11px;
  line-height: 14px;
  background-color: #f1b5b5;
}

.FiJhiNote {
  padding: 10px;
  margin-bottom: 15px;
  text-align: center;
  font-size: 11px;
  line-height: 14px;
  background-color: #8fe28f;
}

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div id="UploadGrid">
  <table width="100%" cellpadding="0" cellspacing="0" style="">
    <thead>
      <tr>
        <td colspan="4" class="DocUploadTitle">Your Uploaded Documents</td>
      </tr>
      <tr class="DocUploadGridHeader">
        <td class="DNCol">Document
          <br>Number</td>
        <td class="DDCol">Document
          <br>Date</td>
        <td class="PNCol">Part
          <br>Number</td>
        <td class="QCol">Qty.</td>
      </tr>
    </thead>
    <tbody>
      <tr class="NotFuelInjector">
        <td>1111</td>
        <td>1/1/2017</td>
        <td class="">120181C92R</td>
        <td class="" data-value="5">5</td>
      </tr>

      <tr class="FuelInjectorRow">
        <td>Should Be Red</td>
        <td>3/1/2017</td>
        <td class="FuelInjectorCell">288865A1R</td>
        <td class="FuelInjectorQty" data-value="2">2</td>
      </tr>

      <tr class="NotFuelInjector">
        <td>21313</td>
        <td>4/1/2017</td>
        <td class="">1315328C4R</td>
        <td class="" data-value="1">1</td>
      </tr>
      <tr class="NotFuelInjector">
        <td>213212</td>
        <td>5/1/2017</td>
        <td class="">1315328C4R</td>
        <td class="" data-value="1">1</td>
      </tr>
      <tr class="FuelInjectorRow">
        <td>Shouldnt Be Red</td>
        <td>6/14/2017</td>
        <td class="FuelInjectorCell">JR908507</td>
        <td class="FuelInjectorQty" data-value="4">4</td>
      </tr>

    </tbody>
  </table>

  <div class='FiJlowNote'>The red highlighted row(s) are Fuel Injectors that progress will not be awarded for.
    <br> You must install Fuel Injectors in quantities of 3 or more to recieve progress.</div>

  <div class='FiJhiNote'>The green highlighted row(s) are Fuel Injectors that progress WILL be awarded for.
    <br> You have installed Fuel Injectors in quantities of 3 or more.</div>

</div>