Jet aerator especially self - suction jet aerator can meet the need well.射流曝气,尤其是自吸式射流曝气就可较好地满足这一要求.The length of air cavity is an important factor in design of lateral aerator.侧空腔长度是侧墙掺气坎设计时考虑的重点内容.The optimum aperture ...
A static electrometric method was developed to measure the mechanical parameters of a combfinger micromechanical accelerometer.为测量梳齿式微机械加速度计敏感元件的机械参数,提出一种静态电测法....
One secret he learned very early on was not to flaunt his success.他很早就学到的一个秘诀就是不要夸耀自己的成功。Why would you flaunt that on a public forum?为什么你们会在公共论坛大肆炫耀?Flaunt your age and you must not have much longer to live.卖老要活不长的.Don’t...