小偏心受拉构件，由于弯矩的存在，使得_____。<br/> A、<img src="https://static.zxtiku.com/wangke/imgs/topic/a353162e0a21226e46ea61c0af1ba8ae.jpg"/>增大，<img src="https://static.zxtiku.com/wangke/imgs/topic/4b4f4970b5f9fa744530fa023ebdd8ae.jpg"/>减小<br/> B、<img src="https://static.zxtiku.com/wangke/imgs/topic/a762743ee916ae2d26d9215d39d5104b.jpg"/>增大，<img src="https://static.zxtiku.com/wangke/imgs/topic/4f7dbb447ed790a0e5f5ce2a33b9d214.jpg"/>也增大<br/> C、<img src="https://static.zxtiku.com/wangke/imgs/topic/4d705567e595447d8a7e9fb7e821f698.jpg"/>减小，<img src="https://static.zxtiku.com/wangke/imgs/topic/2f5a918677e2280669877c6714066044.jpg"/>增大<br/> D、<img src="https://static.zxtiku.com/wangke/imgs/topic/e3718572a2bf89a8b9f2e086b1a8fd6b.jpg"/>减小，<img src="https://static.zxtiku.com/wangke/imgs/topic/387302ec5a2a73c21400c57b9cc1c03f.jpg"/>减小