There : bearskin cap and hackle plume.在那儿,戴着插有鸟颈毛的熊皮帽.Three kinds of flight cross sections were researched including rectangular section, hackle section and trapezoid section.本文讨论的螺纹断面形状为三种:矩形断面 、 锯齿形断面,梯形断面.Restrain dam...
自记温湿度计是用得最广泛的一种记录仪器,因为它用起来很方便.Thermohygraphs are one of the most widely used recording instruments since they are convenient.*可扩充功能: 记录器,记录温湿度、压力.Expansion function: recorder for recording temperature & humidity pressure...
Making easy money has always been an attractive proposition.轻松赚钱总是件诱人的事。As a business proposition, it's a non-starter.作为一份商业建议，它不可能取得成功。Vote Yes on Proposition 136, but No on Propositions 129, 133 and 134.对第136号修正案投...
the ebb and flow of the tide海潮的涨落Private and public virtues were at the lowest ebb.公德与私德均在衰落之中.The flood and ebb tides alternates with each other.涨潮和落潮交替更迭....
Differential scanning calorimeter ( DSC ) showed NPN had high T _ g ( 129.7℃ ) and T _ m ( 245.7℃ ).差热扫描法(DSC ) 测定其玻璃化温度 ( Tg ) 高达129.7℃,熔点达 245.7 ℃.Differential scanning calorimetry ( DSC ) determination of purity of ch...