吴日良 2018-12-06 11:01
<pre class="replay-info-txt answer_con" style="margin-top: -8px; margin-bottom: 18px; padding: 0px; font-family: arial, "pingfang sc", stheiti, "microsoft yahei", sans-serif; outline: 0px; white-space: pre-wrap; word-wrap: break-word; line-height: 22px; text-align: justify; color: rgb(51, 51, 51); background-color: rgb(255, 255, 255);">如在进行快速跑教学时，缩短跑程的同时，增加练习次数，进行篮球教学时，一定范围内增加比赛人数的同时，缩短组与组之间轮换时间，并安排暂时不比赛的组练习技巧等强度较小、学生兴趣高而又能全面锻炼学生身体的活动项目。</pre><p><br/></p>
吴日良 2018-12-06 11:01
<pre class="replay-info-txt answer_con" style="margin-top: -8px; margin-bottom: 18px; padding: 0px; font-family: arial, "pingfang sc", stheiti, "microsoft yahei", sans-serif; outline: 0px; white-space: pre-wrap; word-wrap: break-word; line-height: 22px; text-align: justify; color: rgb(51, 51, 51); background-color: rgb(255, 255, 255);">一般最高心率不要超过165次/分</pre>
吴日良 2018-12-06 11:01
<pre class="replay-info-txt answer_con" style="margin-top: -8px; margin-bottom: 18px; padding: 0px; font-family: arial, "pingfang sc", stheiti, "microsoft yahei", sans-serif; outline: 0px; white-space: pre-wrap; word-wrap: break-word; line-height: 22px; text-align: justify; color: rgb(51, 51, 51); background-color: rgb(255, 255, 255);">在课的基本部分练习中，要尽可能增加练习次数，缩短休息时间，而适当控制练习强度</pre><p><br/></p>
吴日良 2018-12-06 11:00
<pre class="replay-info-txt answer_con" style="margin-top: -8px; margin-bottom: 18px; padding: 0px; font-family: arial, "pingfang sc", stheiti, "microsoft yahei", sans-serif; outline: 0px; white-space: pre-wrap; word-wrap: break-word; line-height: 22px; text-align: justify; color: rgb(51, 51, 51); background-color: rgb(255, 255, 255);">要解决这一问题，必须加强练习密度，同时对练习强度在不同类型的课和课的不同环节上要适当调节。</pre><p><br/></p>
吴日良 2018-12-06 11:00
<pre class="replay-info-txt answer_con" style="margin-top: -8px; margin-bottom: 18px; padding: 0px; font-family: arial, "pingfang sc", stheiti, "microsoft yahei", sans-serif; outline: 0px; white-space: pre-wrap; word-wrap: break-word; line-height: 22px; text-align: justify; color: rgb(51, 51, 51); background-color: rgb(255, 255, 255);">一堂体育课的效果如何，是否达到了发展学生身体，增强学生体质的目的，主要从学生在课中所受的生理负荷衡量，而生理负荷的大小，是通过一定的密度和强度来实现的。</pre><p><br/></p>