这种流量计有两个称杯,它们是连接在一起并装在中心轴上的.This meter has two buckets fastered together and mounted over a pivot.这种流量计不适用于带有固体的流体.The rotameter is not satisfactory for fluids containing solids.电磁流量计虽然价格昂贵,但用途广泛.The magnetic flowmeter i...
a vesture of verdure一片翠绿On every side were wooded mountain tops, green with tropical verdure.四面八方都是树木成林的山峰, 呈现出热带的青葱草木.Autumn disrobes the hill of verdure.秋天使山上青葱的草木发黄.The rugged surface of the Palatine was muffled with ...
The doses I suggested for adults could be halved or quartered.我之前建议成人服用的剂量可以降到1/2或者1/4。Seven million doses of vaccine are annually given to British children.英国孩子每年要接种7百万剂疫苗。Large supplemental doses of vitamin E can sligh...