// //swiper引用
 $require(['swiper'], function () {
      if (screen.width>768){
                var leftRc = new Swiper('.mySwiperRc',{ 
            slidesPerView: 3,
            spaceBetween: 20,
            loop: true,
            pagination: {
              el: '.swiper-pagination',
              clickable: true,
            },
            navigation: {
              nextEl: ".swiper-button-next",
              prevEl: ".swiper-button-prev",
            },
                          autoplay: {
          delay: 4000,
          disableOnInteraction: false,
        },
         });
      }else{
          var leftRc = new Swiper('.mySwiperRc',{
                slidesPerView: 1,
                spaceBetween: 0,
                loop: true,
                pagination: {
                  el: '.swiper-pagination',
                  clickable: true,
                },
                    navigation: {
          nextEl: ".swiper-button-next",
          prevEl: ".swiper-button-prev",
        },
          });
      }
})