The method of ultrasonic testing for casting of PbSbSn alloy is mainly studied in this paper.
本文主要研究了铸造铅锑锡合金的超声检测方法。

Lead with PbBiSnHg and PbInSnHg in specific compositions as main amalgam and with PbSnHg as auxiliary amalgam in very compact Energy Saving Lamps.
高密节能灯中汞齐中的铅

We think it is a chance to buy, make every endeavour to secure business. THNK CHNC BUY DO BST SCR BSNS.
我们认为这是一个购买的机会，尽力把买卖弄到手。

Drug and bombsniffing dogs are tremendously valuable.
毒品和炸弹嗅探犬是极为宝贵得。