词汇	shielding gate valve
释义	shielding gate valve 蔽闸阀
随便看	many-formed Many forms of aquatic life inhabit ponds many forms upgrading many-for-one concept many-for-one language many-for-one languages many fortified lines Many found gold in the hills of California many friends Many-fruit Usnea manyfull many functions many gaps Many garden plants are annuals manygate manygates Many Germans settled in Pennsylvania Manygeyev Many go out for wool Many go out for wool,and come home shear Many go out for wool, and come home shear Many go out for wool,and come home shorn Many governments have tried to ration imports Many graduates are impatient to become managers Many great men rose from obscurity to fame