The use of a pressure canner is vital when canning meat.罐装牛肉时,压力罐的使用很重要.How many cans can a canner can if a canner can can cans?如果开罐刀能开罐头的话,一把开罐刀能开多少瓶罐头?...
A plumber's coming in to look at the boiler.有位水暖工要来看看热水器.Give it up, plumber. She's not budging.别费劲了, 水管工. 她不会改变主意的.He must be a good plumber, or else he wouldn't be so busy...他肯定是个不错的管子工，要不然他不会那么忙。The plu...
Soames, scenting the approach of a jest , closed up.索来斯觉察出有点调侃的味儿来了, 赶快把话打断.The pale woodbines and the dog - roses were scenting the hedgerows.金银花和野蔷薇把道旁的树也薰香了.He helped Pamela Tudsbury into her coat, scenting perfume th...
它具有溶解性好, 在低浓度时具有高黏度的特性.It is characterized by the high solubility, and high stickiness at low temperature.以苹果渣为原料制备较高黏度羧甲基纤维素钠.In the experiment the high viscosity carboxymethyl cellulose sodium was made by apple marc....