Objective Discuss sterilization effect of B - class pulsation table top vacuum pressure steam sterilizer for dental handpiece.目的探讨B级脉动真空压力蒸汽台式灭菌器对牙科手机的灭菌效果.Automatic feed back circuit to keep constant revolutions of hand...
And then there came, mingling with his half - formed dreams , a most melancholy caterwauling.后来在他迷迷糊糊 、 似睡非睡的状态中,从外面传来一阵非常凄惨的猫儿叫春的声音.Do stop caterwauling, children!孩子们,别像猫似的乱叫!...
He dropped the nails on the ground and successive clangs were heard.他把钉子掉到了地上,听见了一连串的叮当声.The young monk clangs the bell every morning.年幼的和尚每天早晨当当地敲钟....
When this happens, they will tear up the contract.如果这事发生, 他们将会违约.He accused ministers of conniving with foreign companies to tear up employment rights.他指责部长们与外国公司串通一气损害就业权。I suggest that you tear up the composition and s...