A.調(diào)節(jié)凸輪初始0°位置后使尼龍齒輪面正對(duì)人正視面，逆時(shí)針旋轉(zhuǎn)36圈，然后調(diào)節(jié)1#螺釘，使對(duì)應(yīng)的右偏凸輪頂點(diǎn)旋到觸點(diǎn)開(kāi)關(guān)并聽(tīng)到觸點(diǎn)動(dòng)作聲音時(shí)停止
B.調(diào)節(jié)凸輪初始0°位置后使尼龍齒輪面正對(duì)人正視面，順時(shí)針旋轉(zhuǎn)36圈，然后調(diào)節(jié)1#螺釘，使對(duì)應(yīng)的右偏凸輪頂點(diǎn)旋到觸點(diǎn)開(kāi)關(guān)并聽(tīng)到觸點(diǎn)動(dòng)作聲音時(shí)停止
C.調(diào)節(jié)凸輪初始0°位置后使尼龍齒輪面正對(duì)人正視面，逆時(shí)針旋轉(zhuǎn)36圈，然后調(diào)節(jié)2#螺釘，使對(duì)應(yīng)的右偏凸輪頂點(diǎn)旋到觸點(diǎn)開(kāi)關(guān)并聽(tīng)到觸點(diǎn)動(dòng)作聲音時(shí)停止
D.調(diào)節(jié)凸輪初始0°位置后使尼龍齒輪面正對(duì)人正視面，順時(shí)針旋轉(zhuǎn)36圈，然后調(diào)節(jié)2#螺釘，使對(duì)應(yīng)的右偏凸輪頂點(diǎn)旋到觸點(diǎn)開(kāi)關(guān)并聽(tīng)到觸點(diǎn)動(dòng)作聲音時(shí)停止

A.（GMT-12：00） International Date Line West
B.（GMT-07：00） Chihuahua，La Paz， Mazatlan
C.（GMT-03：00）Buenos Aires，Georgetown
D.（GMT+08：00）Beijing，Chongqing，Hong Kong SAR，Urumqi