touchwood是什么意思

用法例句

The erosion effects existed in fusehead of potassium chlorate-carbon system and red lead-silicon system ate analyzed and discussed.

文中分析和探讨了氯酸钾－木炭系引火药头的锈蚀问题，进而提出了铅丹－硅系引火药头，并经贮存实验表明后者对于克服前者的锈蚀问题有明显的作用。

The simulated flame signals generated by burning the fusehead compositions of KClO_2-C-DDNP (type A).

通过测量KClO_3-C-DDNP(A种)、KClO_3-C(B种)、KClO_3-Sb_2S_3-DDNP(C种)三种常用电引火药头的燃烧火焰模拟信号,比较它们的发火性能。

The fuse head is one of the most important parts in the electrical detonator.

刚性引火头与国内生产的柔性引火头相比有许多优点。

A patient with sore and ulcer on upper lip and facial flush for 4 months was first treated by warming yang and transforming fluid, clearing heat and resolving dampness, but with little effectiveness; he was then treated in vain by clearing heat and relieving toxin and downbearing heat; finally he was cured by enriching yin and suppressing yang and downbearing fire to its origin.

对于上唇红肿溃烂,伴面部烘热数月的患者,初用温阳化饮、清热除湿法有效但效差,改用清热解毒、引热下行无效,后用滋阴潜阳、引火归元效佳。