At the second trial, the aim was better, and the ball descended inside the stockade, scattering a cloud of sand but doing no further damage.
第二次炮弹发射得准了点，落到了栅栏里面，扬起了一片沙土，但是没造成更大的破坏。
Sand culture trial and rain-proof mini-plot rial both proved phosphorous had remarkable effect on improving plant's photosynthesis efficiency.
砂培和防雨微区试验都证明磷对提高作物光合效率有显著作用。
The high temperature foamed ceramic with water all proof and thermal insulation has been trial - produced by using local porcelain sand and cullet.
利用地方瓷砂原料和废碎玻璃试制了具有防水、保温功能的高温发泡陶瓷。
A specially-designed addition agent is used instead of coal dust in green molding sand for the trial production of impact molding line made by GF company.
本文对于我厂在新铸造车间引进的GF气冲造型线上所用的型砂不添加煤粉。
A specially-designed addition agent is used instead of coal dust in green molding sand for the trial production of impact molding line made by GF company.
本文对于我厂在新铸造车间引进的GF气冲造型线上所用的型砂不添加煤粉。
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